diff --git a/modules/lang-painless/src/main/java/org/elasticsearch/painless/node/SSource.java b/modules/lang-painless/src/main/java/org/elasticsearch/painless/node/SSource.java
index 07b5871f928..338652bd56b 100644
--- a/modules/lang-painless/src/main/java/org/elasticsearch/painless/node/SSource.java
+++ b/modules/lang-painless/src/main/java/org/elasticsearch/painless/node/SSource.java
@@ -164,7 +164,7 @@ public final class SSource extends AStatement {
                         null, 
                         null).visitEnd();
             }
-            final MethodWriter clinit = new MethodWriter(Opcodes.ACC_PUBLIC | Opcodes.ACC_STATIC, 
+            final MethodWriter clinit = new MethodWriter(Opcodes.ACC_STATIC, 
                                                    WriterConstants.CLINIT, writer, expressions);
             for (SFunction function : functions) {
                 final Handle handle = new Handle(Opcodes.H_INVOKESTATIC,