diff --git a/Cargo.lock b/Cargo.lock
index 059871c..eaeef32 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -717,7 +717,7 @@ checksum = "955d28af4278de8121b7ebeb796b6a45735dc01436d898801014aced2773a3d6"
 
 [[package]]
 name = "sentry_protos"
-version = "0.8.23"
+version = "0.8.24"
 dependencies = [
  "prost",
  "prost-types",
diff --git a/proto/sentry_protos/billing/v1/common/v1/unit_info.proto b/proto/sentry_protos/billing/v1/common/v1/unit_info.proto
index 8475306..4a6eee6 100644
--- a/proto/sentry_protos/billing/v1/common/v1/unit_info.proto
+++ b/proto/sentry_protos/billing/v1/common/v1/unit_info.proto
@@ -8,6 +8,7 @@ enum BaseUnit {
   BASE_UNIT_BYTE = 1;
   BASE_UNIT_COUNT = 2;
   BASE_UNIT_SECOND = 3;
+  BASE_UNIT_MILLISECOND = 4;
 }
 
 // Unit information for measurement and conversion.
diff --git a/rust/src/sentry_protos.billing.v1.common.v1.rs b/rust/src/sentry_protos.billing.v1.common.v1.rs
index e0d91b6..f9e7e97 100644
--- a/rust/src/sentry_protos.billing.v1.common.v1.rs
+++ b/rust/src/sentry_protos.billing.v1.common.v1.rs
@@ -158,6 +158,7 @@ pub enum BaseUnit {
     Byte = 1,
     Count = 2,
     Second = 3,
+    Millisecond = 4,
 }
 impl BaseUnit {
     /// String value of the enum field names used in the ProtoBuf definition.
@@ -170,6 +171,7 @@ impl BaseUnit {
             Self::Byte => "BASE_UNIT_BYTE",
             Self::Count => "BASE_UNIT_COUNT",
             Self::Second => "BASE_UNIT_SECOND",
+            Self::Millisecond => "BASE_UNIT_MILLISECOND",
         }
     }
     /// Creates an enum from field names used in the ProtoBuf definition.
@@ -179,6 +181,7 @@ impl BaseUnit {
             "BASE_UNIT_BYTE" => Some(Self::Byte),
             "BASE_UNIT_COUNT" => Some(Self::Count),
             "BASE_UNIT_SECOND" => Some(Self::Second),
+            "BASE_UNIT_MILLISECOND" => Some(Self::Millisecond),
             _ => None,
         }
     }