diff --git a/.github/workflows/build-sbt.yml b/.github/workflows/build-sbt.yml
index 48d2a871..de30bb74 100644
--- a/.github/workflows/build-sbt.yml
+++ b/.github/workflows/build-sbt.yml
@@ -27,13 +27,15 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        scala: [ 2.11.12, 2.12.15 ]
+        scala: [ 2.11.12, 2.12.15, 2.13.14 ]
         spark: [ 2.4.8, 3.2.2 ]
         exclude:
           - scala: 2.11.12
             spark: 3.2.2
           - scala: 2.12.15
             spark: 2.4.8
+          - scala: 2.13.14
+            spark: 2.4.8
     name: SBT Spark ${{matrix.spark}} on Scala ${{matrix.scala}}
     steps:
       - name: Checkout code
diff --git a/.github/workflows/jacoco_check.yml b/.github/workflows/jacoco_check.yml
index d1e0909c..f5babf2e 100644
--- a/.github/workflows/jacoco_check.yml
+++ b/.github/workflows/jacoco_check.yml
@@ -37,6 +37,11 @@ jobs:
             spark: 3.2.2
             overall: 0.0
             changed: 80.0
+          - scala: 2.13.14
+            scala_short: 2.13
+            spark: 3.2.2
+            overall: 0.0
+            changed: 80.0
     steps:
       - name: Checkout code
         uses: actions/checkout@v2
diff --git a/README.md b/README.md
index 4892f346..4aaded98 100644
--- a/README.md
+++ b/README.md
@@ -105,6 +105,14 @@ For project using Scala 2.12
     <version>ATUM_VERSION_HERE</version>
 </dependency>
 ```
+For project using Scala 2.13
+```xml
+<dependency>
+    <groupId>za.co.absa</groupId>
+    <artifactId>atum_2.13</artifactId>
+    <version>ATUM_VERSION_HERE</version>
+</dependency>
+```
 
 ### Initial info file generation example
 
@@ -305,7 +313,7 @@ Starting with version 3.3.0, there is also persistence support for AWS S3 via AW
 ```xml
 <dependency>
     <groupId>za.co.absa</groupId>
-    <artifactId>atum-s3-sdk-extension_2.11</artifactId> <!-- or 2.12 -->
+    <artifactId>atum-s3-sdk-extension_2.11</artifactId> <!-- or 2.12 / 2.13 -->
     <version>${project.version}</version> <!-- e.g. 3.3.0 -->
 </dependency>
 ```
@@ -361,13 +369,13 @@ with `3.5.3` and `3.7.0-M15`.
 ```xml
 <dependency>
     <groupId>org.json4s</groupId>
-    <artifactId>json4s-core_2.11</artifactId> <!-- or 2.12 -->
+    <artifactId>json4s-core_2.11</artifactId> <!-- or 2.12 / 2.13 -->
     <version>${json4s.version}</version>
     <scope>provided</scope>
 </dependency>
 <dependency>
     <groupId>org.json4s</groupId>
-    <artifactId>json4s-jackson_2.11</artifactId> <!-- or 2.12 -->
+    <artifactId>json4s-jackson_2.11</artifactId> <!-- or 2.12 / 2.13 -->
     <version>${json4s.version}</version>
     <scope>provided</scope>
 </dependency>
@@ -377,7 +385,7 @@ Then, just include the model library
 ```xml
 <dependency>
     <groupId>za.co.absa</groupId>
-    <artifactId>atum-model_2.11</artifactId> <!-- or 2.12 -->
+    <artifactId>atum-model_2.11</artifactId> <!-- or 2.12 / 2.13 -->
     <version>3.5.1</version>
 </dependency>
 ```
diff --git a/atum/src/test/resources/mockito-extensions/org.mockito.plugins.MockMaker b/atum/src/test/resources/mockito-extensions/org.mockito.plugins.MockMaker
index 1f0955d4..ca8778f4 100644
--- a/atum/src/test/resources/mockito-extensions/org.mockito.plugins.MockMaker
+++ b/atum/src/test/resources/mockito-extensions/org.mockito.plugins.MockMaker
@@ -1 +1 @@
-mock-maker-inline
+org.mockito.internal.creation.bytebuddy.SubclassByteBuddyMockMaker
diff --git a/atum/src/test/scala/za/co/absa/atum/utils/BuildPropertiesSpec.scala b/atum/src/test/scala/za/co/absa/atum/utils/BuildPropertiesSpec.scala
index 074aa86b..e1541296 100644
--- a/atum/src/test/scala/za/co/absa/atum/utils/BuildPropertiesSpec.scala
+++ b/atum/src/test/scala/za/co/absa/atum/utils/BuildPropertiesSpec.scala
@@ -34,6 +34,6 @@ class BuildPropertiesSpec extends AnyFlatSpec  {
   }
 
   "Project Name" should "start with atum and scala version" in {
-    assert(name.matches("""^atum_(2\.11|2\.12)$"""))
+    assert(name.matches("""^atum_(2\.11|2\.12|2\.13)$"""))
   }
 }
diff --git a/atum/src/test/scala/za/co/absa/atum/utils/controlmeasure/ControlMeasureBuilderTest.scala b/atum/src/test/scala/za/co/absa/atum/utils/controlmeasure/ControlMeasureBuilderTest.scala
index 5751aed9..10a16a77 100644
--- a/atum/src/test/scala/za/co/absa/atum/utils/controlmeasure/ControlMeasureBuilderTest.scala
+++ b/atum/src/test/scala/za/co/absa/atum/utils/controlmeasure/ControlMeasureBuilderTest.scala
@@ -58,7 +58,7 @@ class ControlMeasureBuilderTest extends AnyFlatSpec with ControlMeasureBaseTestS
     // prior to stabilization, let's check the actual by-default generated software fields:
     defaultCm.checkpoints.map(_.software).foreach { swName =>
       swName shouldBe defined
-      swName.get should fullyMatch regex ("""^atum_(2\.11|2\.12)$""")
+      swName.get should fullyMatch regex ("""^atum_(2\.11|2\.12|2\.13)$""")
     }
 
     defaultCm.stabilizeTestingControlMeasure shouldBe expectedDefaultControlMeasure
@@ -101,7 +101,7 @@ class ControlMeasureBuilderTest extends AnyFlatSpec with ControlMeasureBaseTestS
     // prior to stabilization, let's check the actual by-default generated software fields:
     customCm.checkpoints.map(_.software).foreach { swName =>
       swName shouldBe defined
-      swName.get should fullyMatch regex ("""^atum_(2\.11|2\.12)$""")
+      swName.get should fullyMatch regex ("""^atum_(2\.11|2\.12|2\.13)$""")
     }
 
     customCm.stabilizeTestingControlMeasure shouldBe expectedCustomControlMeasure
diff --git a/build.sbt b/build.sbt
index 481c1392..dc08112b 100644
--- a/build.sbt
+++ b/build.sbt
@@ -22,9 +22,10 @@ import com.github.sbt.jacoco.report.JacocoReportSettings
 
 lazy val scala211 = "2.11.12"
 lazy val scala212 = "2.12.15"
+lazy val scala213 = "2.13.14"
 
 ThisBuild / scalaVersion := scala211  // default version
-ThisBuild / crossScalaVersions := Seq(scala211, scala212)
+ThisBuild / crossScalaVersions := Seq(scala211, scala212, scala213)
 
 lazy val printSparkScalaVersion = taskKey[Unit]("Print Spark and Scala versions that Atum is being built for.")
 ThisBuild / printSparkScalaVersion := {
diff --git a/examples/src/test/scala/za/co/absa/atum/HdfsInfoIntegrationSuite.scala b/examples/src/test/scala/za/co/absa/atum/HdfsInfoIntegrationSuite.scala
index 4efcfeea..94918081 100644
--- a/examples/src/test/scala/za/co/absa/atum/HdfsInfoIntegrationSuite.scala
+++ b/examples/src/test/scala/za/co/absa/atum/HdfsInfoIntegrationSuite.scala
@@ -22,17 +22,14 @@ import org.apache.log4j.LogManager
 import org.apache.spark.sql.{DataFrame, SaveMode}
 import org.scalatest.BeforeAndAfterAll
 import org.scalatest.concurrent.Eventually
-import org.scalatest.concurrent.PatienceConfiguration.Timeout
-import org.scalatest.flatspec.{AnyFlatSpec, AsyncFlatSpec}
+import org.scalatest.flatspec.AnyFlatSpec
 import org.scalatest.matchers.should.Matchers
-import org.specs2.matcher.Matchers.concurrentExecutionContext
 import za.co.absa.atum.model.{Checkpoint, Measurement}
 import za.co.absa.atum.persistence.ControlMeasuresParser
 import za.co.absa.atum.utils.SparkTestBase
 import za.co.absa.atum.AtumImplicits._
 
-import scala.concurrent.duration.{Duration, DurationInt}
-import scala.concurrent.{Await, Future}
+import scala.concurrent.duration.DurationInt
 
 class HdfsInfoIntegrationSuite extends AnyFlatSpec with SparkTestBase with Matchers with BeforeAndAfterAll with Eventually {
 
diff --git a/project/Dependencies.scala b/project/Dependencies.scala
index 09d0ddf3..11f68d7b 100644
--- a/project/Dependencies.scala
+++ b/project/Dependencies.scala
@@ -29,11 +29,10 @@ object Dependencies {
     val jacksonDatabind_spark2 = "2.12.7.1" // databind has extra extra patch for this version - for Spark2
     val jacksonDatabind_spark3 = jacksonModuleScala_spark3 // for Spark3 - latest version is ok
 
-    val absaCommons = "0.0.27"
+    val absaCommons = "2.0.4"
     val typesafeConfig = "1.4.1"
     val mockitoScala = "1.17.12"
     val scalatest = "3.2.9"
-    val specs2 = "2.5"
     val aws = "2.17.85"
 
     val apacheCommonsLang3 = "3.12.0"
@@ -47,54 +46,55 @@ object Dependencies {
     scalaVersion match {
       case _ if scalaVersion.startsWith("2.11") => Versions.spark2
       case _ if scalaVersion.startsWith("2.12") => Versions.spark3
-      case _ => throw new IllegalArgumentException("Only Scala 2.11 and 2.12 are currently supported.")
+      case _ if scalaVersion.startsWith("2.13") => Versions.spark3
+      case _ => throw new IllegalArgumentException("Only Scala 2.11, 2.12 and 2.13 are currently supported.")
     }
   }
 
-  // general wrapper to simplify s2.11/2.12 version assigning
+  // general wrapper to simplify s2.11/2.12/2.13 version assigning
   def moduleByScala(moduleIdWithoutVersion: String => ModuleID)
-                   (scala211Version: String, scala212Version: String)
+                   (scala211Version: String, scala212Version: String, scala213Version: String)
                    (actualScalaVersion: String): ModuleID = {
     actualScalaVersion match {
-      case _ if actualScalaVersion.startsWith("2.11") => moduleIdWithoutVersion.apply(scala211Version)
-      case _ if actualScalaVersion.startsWith("2.12") => moduleIdWithoutVersion.apply(scala212Version)
-      case _ => throw new IllegalArgumentException("Only Scala 2.11 and 2.12 are currently supported.")
+      case _ if actualScalaVersion.startsWith("2.11") => moduleIdWithoutVersion(scala211Version)
+      case _ if actualScalaVersion.startsWith("2.12") => moduleIdWithoutVersion(scala212Version)
+      case _ if actualScalaVersion.startsWith("2.13") => moduleIdWithoutVersion(scala213Version)
+      case _ => throw new IllegalArgumentException("Only Scala 2.11, 2.12 and 2.13 are currently supported.")
     }
   }
 
-
   // extended version where to moduleId Fn takes 2 params: module version and scala version (to pass along)
   def moduleByScalaUsingScalaVersion(moduleIdWithoutVersionNeedsScalaVersion: (String, String) => ModuleID)
-                                    (scala211Version: String, scala212Version: String)
+                                    (scala211Version: String, scala212Version: String, scala213Version: String)
                                     (actualScalaVersion: String): ModuleID = {
     actualScalaVersion match {
-      case _ if actualScalaVersion.startsWith("2.11") => moduleIdWithoutVersionNeedsScalaVersion.apply(scala211Version, actualScalaVersion)
-      case _ if actualScalaVersion.startsWith("2.12") => moduleIdWithoutVersionNeedsScalaVersion.apply(scala212Version, actualScalaVersion)
-      case _ => throw new IllegalArgumentException("Only Scala 2.11 and 2.12 are currently supported.")
+      case _ if actualScalaVersion.startsWith("2.11") => moduleIdWithoutVersionNeedsScalaVersion(scala211Version, actualScalaVersion)
+      case _ if actualScalaVersion.startsWith("2.12") => moduleIdWithoutVersionNeedsScalaVersion(scala212Version, actualScalaVersion)
+      case _ if actualScalaVersion.startsWith("2.13") => moduleIdWithoutVersionNeedsScalaVersion(scala213Version, actualScalaVersion)
+      case _ => throw new IllegalArgumentException("Only Scala 2.11, 2.12 and 2.13 are currently supported.")
     }
   }
 
-
   lazy val sparkCore = {
     def coreWithExcludes(version: String, scalaVersion: String): ModuleID = "org.apache.spark" %% "spark-core" % version % Provided exclude(
       "com.fasterxml.jackson.core", "jackson-databind"
     ) exclude(
       "com.fasterxml.jackson.module", "jackson-module-scala_" + scalaVersion.substring(0, 4)  // e.g. 2.11
     )
-    moduleByScalaUsingScalaVersion(coreWithExcludes)(Versions.spark2, Versions.spark3) _
+    moduleByScalaUsingScalaVersion(coreWithExcludes)(Versions.spark2, Versions.spark3, Versions.spark3) _
   }
 
-  lazy val sparkSql = moduleByScala("org.apache.spark" %% "spark-sql" % _ % Provided)(Versions.spark2, Versions.spark3) _
+  lazy val sparkSql = moduleByScala("org.apache.spark" %% "spark-sql" % _ % Provided)(Versions.spark2, Versions.spark3, Versions.spark3) _
 
   lazy val scalaTest = "org.scalatest" %% "scalatest" % Versions.scalatest % Test
 
-  lazy val json4sExt = moduleByScala("org.json4s" %% "json4s-ext" % _)(Versions.json4s_spark2, Versions.json4s_spark3) _
-  lazy val json4sCore = moduleByScala("org.json4s" %% "json4s-core" % _ % Provided)(Versions.json4s_spark2, Versions.json4s_spark3) _
-  lazy val json4sJackson = moduleByScala("org.json4s" %% "json4s-jackson" % _ % Provided)(Versions.json4s_spark2, Versions.json4s_spark3) _
-  lazy val json4sNative = moduleByScala("org.json4s" %% "json4s-native" % _ % Provided)(Versions.json4s_spark2, Versions.json4s_spark3) _
+  lazy val json4sExt = moduleByScala("org.json4s" %% "json4s-ext" % _)(Versions.json4s_spark2, Versions.json4s_spark3, Versions.json4s_spark3) _
+  lazy val json4sCore = moduleByScala("org.json4s" %% "json4s-core" % _ % Provided)(Versions.json4s_spark2, Versions.json4s_spark3, Versions.json4s_spark3) _
+  lazy val json4sJackson = moduleByScala("org.json4s" %% "json4s-jackson" % _ % Provided)(Versions.json4s_spark2, Versions.json4s_spark3, Versions.json4s_spark3) _
+  lazy val json4sNative = moduleByScala("org.json4s" %% "json4s-native" % _ % Provided)(Versions.json4s_spark2, Versions.json4s_spark3, Versions.json4s_spark3) _
 
-  lazy val jacksonModuleScala = moduleByScala("com.fasterxml.jackson.module" %% "jackson-module-scala" % _)(Versions.jacksonModuleScala_spark2, Versions.jacksonModuleScala_spark3) _
-  lazy val jacksonDatabind = moduleByScala("com.fasterxml.jackson.core" % "jackson-databind" % _)(Versions.jacksonDatabind_spark2, Versions.jacksonDatabind_spark3) _
+  lazy val jacksonModuleScala = moduleByScala("com.fasterxml.jackson.module" %% "jackson-module-scala" % _)(Versions.jacksonModuleScala_spark2, Versions.jacksonModuleScala_spark3, Versions.jacksonModuleScala_spark3) _
+  lazy val jacksonDatabind = moduleByScala("com.fasterxml.jackson.core" % "jackson-databind" % _)(Versions.jacksonDatabind_spark2, Versions.jacksonDatabind_spark3, Versions.jacksonDatabind_spark3) _
 
   lazy val absaCommons = "za.co.absa.commons" %% "commons" % Versions.absaCommons
   lazy val commonsConfiguration = "commons-configuration" % "commons-configuration" % Versions.commonsConfiguration
@@ -105,8 +105,6 @@ object Dependencies {
   lazy val mockitoScalaScalatest = "org.mockito" %% "mockito-scala-scalatest" % Versions.mockitoScala % Test
 
   lazy val scalaTestProvided = "org.scalatest" %% "scalatest" % Versions.scalatest % Provided
-  lazy val specs2core = "org.specs2" %% "specs2-core" % Versions.specs2 % Test
-
   lazy val sdkS3 = "software.amazon.awssdk" % "s3" % Versions.aws
 
   def rootDependencies(scalaVersion: String): Seq[ModuleID] = Seq(
@@ -135,7 +133,6 @@ object Dependencies {
   )
 
   lazy val examplesDependencies: Seq[ModuleID] = Seq(
-    specs2core,
     scalaTestProvided
   )
 
diff --git a/project/build.properties b/project/build.properties
index 5afecec9..683dc3d5 100644
--- a/project/build.properties
+++ b/project/build.properties
@@ -13,4 +13,4 @@
 # limitations under the License.
 #
 
-sbt.version = 1.5.5
+sbt.version = 1.9.9