diff --git a/.github/workflows/gradle.yml b/.github/workflows/gradle.yml
index a67784e..1808d9e 100644
--- a/.github/workflows/gradle.yml
+++ b/.github/workflows/gradle.yml
@@ -99,7 +99,13 @@ jobs:
         if: "${{ 'java16' == matrix.javaVersion }}"
         run: sed -i -r "/org.jetbrains.kotlin.jvm/s/[0-9]+\.[0-9]+\.[0-9]+/${KOTLIN_VERSION_FOR_GRADLE_7}/g" ./build.gradle
         env:
-          KOTLIN_VERSION_FOR_GRADLE_7: "1.4.31"
+          KOTLIN_VERSION_FOR_GRADLE_7: "1.5.31"
+
+      - name: Override shadow plugin version if Java16
+        if: "${{ 'java16' == matrix.javaVersion }}"
+        run: sed -i -r "/com.github.johnrengelman.shadow/s/[0-9]+\.[0-9]+\.[0-9]+/${SHADOW_PLUGIN_VERSION_FOR_GRADLE_7}/g" ./build.gradle
+        env:
+          SHADOW_PLUGIN_VERSION_FOR_GRADLE_7: "7.1.0"
 
       - name: Show JAVA_HOME contents
         run: |