diff --git a/packages/compiler-cli/ngcc/src/rendering/esm_rendering_formatter.ts b/packages/compiler-cli/ngcc/src/rendering/esm_rendering_formatter.ts
index 9c25067523236..b78e5ea14136d 100644
--- a/packages/compiler-cli/ngcc/src/rendering/esm_rendering_formatter.ts
+++ b/packages/compiler-cli/ngcc/src/rendering/esm_rendering_formatter.ts
@@ -96,7 +96,7 @@ export class EsmRenderingFormatter implements RenderingFormatter {
     if (!classSymbol) {
       throw new Error(`Compiled class does not have a valid symbol: ${compiledClass.name}`);
     }
-    const insertionPoint = classSymbol.declaration.valueDeclaration !.getEnd();
+    const insertionPoint = classSymbol.declaration.valueDeclaration.getEnd();
     output.appendLeft(insertionPoint, '\n' + definitions);
   }