diff --git a/pom.xml b/pom.xml
index bd2ac2387..e30a6e739 100644
--- a/pom.xml
+++ b/pom.xml
@@ -101,7 +101,7 @@
 
         <!-- dependencies -->
         <grpc.version>1.8.0</grpc.version>
-        <slf4j.version>1.7.25</slf4j.version>
+        <slf4j.version>1.7.32</slf4j.version>
         <auto-service.version>1.0-rc3</auto-service.version>
         <plexus-compiler-javac-errorprone.version>2.8.2</plexus-compiler-javac-errorprone.version>
         <error-prone-core.version>2.1.1</error-prone-core.version>