diff --git a/.github/workflows/CI.yml b/.github/workflows/CI.yml
index fbc362900..b5576e745 100644
--- a/.github/workflows/CI.yml
+++ b/.github/workflows/CI.yml
@@ -11,7 +11,7 @@ jobs:
   Build-ad:
     strategy:
       matrix:
-        java: [11]
+        java: [11,17]
       fail-fast: false
 
     name: Build and Test Anomaly detection Plugin
diff --git a/build.gradle b/build.gradle
index 46dd5647c..3c9a37f79 100644
--- a/build.gradle
+++ b/build.gradle
@@ -62,6 +62,8 @@ tasks.withType(JavaCompile) {
 }
 tasks.withType(Test) {
     systemProperty "file.encoding", "UTF-8"
+    jvmArgs("--add-opens", "java.base/java.time=ALL-UNNAMED")
+    jvmArgs("--add-opens", "java.base/java.util.stream=ALL-UNNAMED")
 }
 tasks.withType(Javadoc) {
     options.encoding = 'UTF-8'