diff --git a/.github/ci-gradle.properties b/.github/ci-gradle.properties
index a92f0076..cd45ab32 100644
--- a/.github/ci-gradle.properties
+++ b/.github/ci-gradle.properties
@@ -1,4 +1,5 @@
 org.gradle.jvmargs=-Xmx2048m -XX:MaxPermSize=512m -XX:+HeapDumpOnOutOfMemoryError -Dfile.encoding=UTF-8 \
+                   --add-opens java.base/java.io=ALL-UNNAMED \
                    --add-opens jdk.compiler/com.sun.tools.javac.util=ALL-UNNAMED \
                    --add-opens jdk.compiler/com.sun.tools.javac.file=ALL-UNNAMED \
                    --add-opens jdk.compiler/com.sun.tools.javac.main=ALL-UNNAMED \