diff --git a/connector/connect/bin/spark-connect-scala-client b/connector/connect/bin/spark-connect-scala-client
index 1748f8adad4fb..04f170e187cf0 100755
--- a/connector/connect/bin/spark-connect-scala-client
+++ b/connector/connect/bin/spark-connect-scala-client
@@ -68,6 +68,7 @@ JVM_ARGS="-XX:+IgnoreUnrecognizedVMOptions \
   --add-opens=java.base/sun.security.action=ALL-UNNAMED \
   --add-opens=java.base/sun.util.calendar=ALL-UNNAMED \
   --add-opens=java.security.jgss/sun.security.krb5=ALL-UNNAMED \
-  -Djdk.reflect.useDirectMethodHandle=false "
+  -Djdk.reflect.useDirectMethodHandle=false \
+  -Dio.netty.tryReflectionSetAccessible=true"
 
 exec java $JVM_ARGS -cp "$SCCLASSPATH" org.apache.spark.sql.application.ConnectRepl "$@"