diff --git a/kotlin-null-nonsafety/pom.xml b/kotlin-null-nonsafety/pom.xml
index 52a33e0..1eeffc7 100644
--- a/kotlin-null-nonsafety/pom.xml
+++ b/kotlin-null-nonsafety/pom.xml
@@ -20,7 +20,7 @@
         <dependency>
             <groupId>com.google.code.gson</groupId>
             <artifactId>gson</artifactId>
-            <version>2.9.0</version>
+            <version>2.12.1</version>
         </dependency>
         <dependency>
             <groupId>org.junit.jupiter</groupId>
diff --git a/kotlin-type-inference/pom.xml b/kotlin-type-inference/pom.xml
index d708e1d..7d16010 100644
--- a/kotlin-type-inference/pom.xml
+++ b/kotlin-type-inference/pom.xml
@@ -22,7 +22,7 @@
         <dependency>
             <groupId>com.google.code.gson</groupId>
             <artifactId>gson</artifactId>
-            <version>2.9.0</version>
+            <version>2.12.1</version>
         </dependency>
         <dependency>
             <groupId>org.junit.jupiter</groupId>