diff --git a/packages/compiler-cli/src/ngtsc/typecheck/extended/checks/interpolated_signal_not_invoked/index.ts b/packages/compiler-cli/src/ngtsc/typecheck/extended/checks/interpolated_signal_not_invoked/index.ts
index 3809cf6e03c..c339183ee45 100644
--- a/packages/compiler-cli/src/ngtsc/typecheck/extended/checks/interpolated_signal_not_invoked/index.ts
+++ b/packages/compiler-cli/src/ngtsc/typecheck/extended/checks/interpolated_signal_not_invoked/index.ts
@@ -50,7 +50,7 @@ function buildDiagnosticForSignal(
     const templateMapping =
         ctx.templateTypeChecker.getTemplateMappingAtTcbLocation(symbol.tcbLocation)!;
 
-    const errorString = `${node.name} is a function and should be invoked : ${node.name}()`;
+    const errorString = `${node.name} is a function and should be invoked: ${node.name}()`;
     const diagnostic = ctx.makeTemplateDiagnostic(templateMapping.span, errorString);
     return [diagnostic];
   }
diff --git a/packages/compiler-cli/src/ngtsc/typecheck/extended/index.ts b/packages/compiler-cli/src/ngtsc/typecheck/extended/index.ts
index b3a3e545b86..87d0c43fa99 100644
--- a/packages/compiler-cli/src/ngtsc/typecheck/extended/index.ts
+++ b/packages/compiler-cli/src/ngtsc/typecheck/extended/index.ts
@@ -9,6 +9,7 @@
 import {ErrorCode, ExtendedTemplateDiagnosticName} from '../../diagnostics';
 
 import {TemplateCheckFactory} from './api';
+import {factory as interpolatedSignalNotInvoked} from './checks/interpolated_signal_not_invoked';
 import {factory as invalidBananaInBoxFactory} from './checks/invalid_banana_in_box';
 import {factory as missingControlFlowDirectiveFactory} from './checks/missing_control_flow_directive';
 import {factory as missingNgForOfLetFactory} from './checks/missing_ngforof_let';
@@ -21,11 +22,8 @@ export {ExtendedTemplateCheckerImpl} from './src/extended_template_checker';
 
 export const ALL_DIAGNOSTIC_FACTORIES:
     readonly TemplateCheckFactory<ErrorCode, ExtendedTemplateDiagnosticName>[] = [
-      invalidBananaInBoxFactory,
-      nullishCoalescingNotNullableFactory,
-      optionalChainNotNullableFactory,
-      missingControlFlowDirectiveFactory,
-      textAttributeNotBindingFactory,
-      missingNgForOfLetFactory,
-      suffixNotSupportedFactory,
+      invalidBananaInBoxFactory, nullishCoalescingNotNullableFactory,
+      optionalChainNotNullableFactory, missingControlFlowDirectiveFactory,
+      textAttributeNotBindingFactory, missingNgForOfLetFactory, suffixNotSupportedFactory,
+      interpolatedSignalNotInvoked
     ];