diff --git a/LICENSE-binary b/LICENSE-binary
index fc2bc4f5d9e..8f26b0a7c1d 100644
--- a/LICENSE-binary
+++ b/LICENSE-binary
@@ -261,11 +261,11 @@ rocksdbjni-7.9.2
 scala-collection-compat_2.12-2.10.0
 scala-collection-compat_2.13-2.10.0
 scala-library-2.12.19
-scala-library-2.13.14
+scala-library-2.13.15
 scala-logging_2.12-3.9.5
 scala-logging_2.13-3.9.5
 scala-reflect-2.12.19
-scala-reflect-2.13.14
+scala-reflect-2.13.15
 scala-java8-compat_2.12-1.0.2
 scala-java8-compat_2.13-1.0.2
 snappy-java-1.1.10.5
diff --git a/bin/kafka-run-class.sh b/bin/kafka-run-class.sh
index e1d9e540495..b3291e461f2 100755
--- a/bin/kafka-run-class.sh
+++ b/bin/kafka-run-class.sh
@@ -49,7 +49,7 @@ should_include_file() {
 base_dir=$(dirname $0)/..
 
 if [ -z "$SCALA_VERSION" ]; then
-  SCALA_VERSION=2.13.14
+  SCALA_VERSION=2.13.15
   if [[ -f "$base_dir/gradle.properties" ]]; then
     SCALA_VERSION=`grep "^scalaVersion=" "$base_dir/gradle.properties" | cut -d= -f 2`
   fi
diff --git a/bin/windows/kafka-run-class.bat b/bin/windows/kafka-run-class.bat
index 4a3b0bd1055..a163ccd0a7c 100755
--- a/bin/windows/kafka-run-class.bat
+++ b/bin/windows/kafka-run-class.bat
@@ -27,7 +27,7 @@ set BASE_DIR=%CD%
 popd
 
 IF ["%SCALA_VERSION%"] EQU [""] (
-  set SCALA_VERSION=2.13.14
+  set SCALA_VERSION=2.13.15
 )
 
 IF ["%SCALA_BINARY_VERSION%"] EQU [""] (
diff --git a/gradle.properties b/gradle.properties
index d23458db279..4d30c93146c 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -24,7 +24,7 @@ group=org.apache.kafka
 #  - streams/quickstart/java/src/main/resources/archetype-resources/pom.xml
 #  - streams/quickstart/java/pom.xml
 version=3.9.1-SNAPSHOT
-scalaVersion=2.13.14
+scalaVersion=2.13.15
 # Adding swaggerVersion in gradle.properties to have a single version in place for swagger
 # New version of Swagger 2.2.14 requires minimum JDK 11.
 swaggerVersion=2.2.8
diff --git a/gradle/dependencies.gradle b/gradle/dependencies.gradle
index 51def146571..64636b6a3b7 100644
--- a/gradle/dependencies.gradle
+++ b/gradle/dependencies.gradle
@@ -28,7 +28,7 @@ ext {
 
 // Add Scala version
 def defaultScala212Version = '2.12.19'
-def defaultScala213Version = '2.13.14'
+def defaultScala213Version = '2.13.15'
 if (hasProperty('scalaVersion')) {
   if (scalaVersion == '2.12') {
     versions["scala"] = defaultScala212Version