diff --git a/src/compiler/factoryPublic.ts b/src/compiler/factoryPublic.ts
index a952041cbed40..f0aae0daf938b 100644
--- a/src/compiler/factoryPublic.ts
+++ b/src/compiler/factoryPublic.ts
@@ -2057,6 +2057,7 @@ namespace ts {
             : node;
     }
 
+    /* @internal */
     export function updateFunctionLikeBody(declaration: FunctionLikeDeclaration, body: Block): FunctionLikeDeclaration {
         switch (declaration.kind) {
             case SyntaxKind.FunctionDeclaration: