diff --git a/testsuite/tools/validate-data/invalid5.expected b/testsuite/tools/validate-data/invalid5.expected
index f3f5d7050b..ceb07aef99 100644
--- a/testsuite/tools/validate-data/invalid5.expected
+++ b/testsuite/tools/validate-data/invalid5.expected
@@ -1 +1 @@
-invalid5.ui:3:1 Required GTK version 5.10, current version is 4.12
+invalid5.ui:3:1 Required GTK version 5.10, current version is 4.13