diff --git a/ql/lib/codeql/actions/controlflow/internal/Cfg.qll b/ql/lib/codeql/actions/controlflow/internal/Cfg.qll
index 0db8d63e6f3..ba6430f157f 100644
--- a/ql/lib/codeql/actions/controlflow/internal/Cfg.qll
+++ b/ql/lib/codeql/actions/controlflow/internal/Cfg.qll
@@ -295,5 +295,3 @@ private class InputTree extends LeafTree instanceof Input { }
 private class ScalarValueLeaf extends LeafTree instanceof ScalarValue { }
 
 private class ExpressionLeaf extends LeafTree instanceof Expression { }
-
-predicate test(ScalarValueLeaf f) { any() }