diff --git a/tests/css/parser/pseudo-classes-unknown.errors b/tests/css/parser/pseudo-classes-unknown.errors
index 18b98855e9..6f0baf6dbc 100644
--- a/tests/css/parser/pseudo-classes-unknown.errors
+++ b/tests/css/parser/pseudo-classes-unknown.errors
@@ -1,6 +1,6 @@
-pseudo-classes-unknown.css:1: error: GTK_CSS_PROVIDER_ERROR_UNKNOWN_VALUE
-pseudo-classes-unknown.css:5: error: GTK_CSS_PROVIDER_ERROR_UNKNOWN_VALUE
-pseudo-classes-unknown.css:9: error: GTK_CSS_PROVIDER_ERROR_UNKNOWN_VALUE
-pseudo-classes-unknown.css:13: error: GTK_CSS_PROVIDER_ERROR_UNKNOWN_VALUE
-pseudo-classes-unknown.css:17: error: GTK_CSS_PROVIDER_ERROR_UNKNOWN_VALUE
-pseudo-classes-unknown.css:21: error: GTK_CSS_PROVIDER_ERROR_UNKNOWN_VALUE
+pseudo-classes-unknown.css:1: error: GTK_CSS_PROVIDER_ERROR_SYNTAX
+pseudo-classes-unknown.css:5: error: GTK_CSS_PROVIDER_ERROR_SYNTAX
+pseudo-classes-unknown.css:9: error: GTK_CSS_PROVIDER_ERROR_SYNTAX
+pseudo-classes-unknown.css:13: error: GTK_CSS_PROVIDER_ERROR_SYNTAX
+pseudo-classes-unknown.css:17: error: GTK_CSS_PROVIDER_ERROR_SYNTAX
+pseudo-classes-unknown.css:21: error: GTK_CSS_PROVIDER_ERROR_SYNTAX