diff --git a/client-scala/cross/2.12/pom.xml b/client-scala/cross/2.12/pom.xml
index c989ab6e86..d48140ea75 100644
--- a/client-scala/cross/2.12/pom.xml
+++ b/client-scala/cross/2.12/pom.xml
@@ -72,7 +72,7 @@
   </scm>
 
   <properties>
-    <scala.version>2.12.20</scala.version>
+    <scala.version>2.12.21</scala.version>
   </properties>
 
   <build>
diff --git a/client-scala/cross/2.13/pom.xml b/client-scala/cross/2.13/pom.xml
index 57413134b4..4bab8b018d 100644
--- a/client-scala/cross/2.13/pom.xml
+++ b/client-scala/cross/2.13/pom.xml
@@ -72,7 +72,7 @@
   </scm>
 
   <properties>
-    <scala.version>2.13.11</scala.version>
+    <scala.version>2.12.21</scala.version>
   </properties>
 
   <build>