diff --git a/backend/src/services/certificate-authority/internal/internal-certificate-authority-service.ts b/backend/src/services/certificate-authority/internal/internal-certificate-authority-service.ts
index d165d4d14..af14447a5 100644
--- a/backend/src/services/certificate-authority/internal/internal-certificate-authority-service.ts
+++ b/backend/src/services/certificate-authority/internal/internal-certificate-authority-service.ts
@@ -1209,6 +1209,10 @@ export const internalCertificateAuthorityServiceFactory = ({
       ca = await certificateAuthorityDAL.findByIdWithAssociatedCa(certificateTemplate.caId);
     }
 
+    if (!ca) {
+      throw new NotFoundError({ message: `Internal CA with ID '${caId}' not found` });
+    }
+
     if (!ca?.internalCa?.id) {
       throw new NotFoundError({ message: `Internal CA with ID '${caId}' not found` });
     }
@@ -1561,6 +1565,10 @@ export const internalCertificateAuthorityServiceFactory = ({
       ca = await certificateAuthorityDAL.findByIdWithAssociatedCa(certificateTemplate.caId);
     }
 
+    if (!ca) {
+      throw new NotFoundError({ message: `Internal CA with ID '${caId}' not found` });
+    }
+
     if (!ca?.internalCa?.id) {
       throw new NotFoundError({ message: `Internal CA with ID '${caId}' not found` });
     }