diff --git a/java-17-openjdk.spec b/java-17-openjdk.spec
index 640651c..b0c30a5 100644
--- a/java-17-openjdk.spec
+++ b/java-17-openjdk.spec
@@ -1884,7 +1884,7 @@ else
     exit 16
 fi
 if [ "x${UPSTREAM_EA_DESIGNATOR}" != "x%{ea_designator}" ] ; then
-    echo "WARNING: Designator mismatch";
+    echo "ERROR: Designator mismatch";
     echo "Spec file is configured for a %{build_type} build with designator '%{ea_designator}'"
     echo "Upstream version-pre setting is '${UPSTREAM_EA_DESIGNATOR}'";
     exit 17
@@ -2498,6 +2498,7 @@ cjc.mainProgram(args)
 - Require tzdata-java 2024a at runtime and for build (JDK-8325150)
 - Update lcms2 bundled provides to 2.16.0
 - Add zlib 1.3.1 bundled provides and zlib-devel build requirement (OPENJDK-3065)
+- Label as error a designator mismatch
 
 * Thu Apr 11 2024 Thomas Fitzsimmons <fitzsim@redhat.com> - 1:17.0.11.0.9-2
 - Update to jdk-17.0.11+9 (GA)