diff --git a/src/script/api/doxygen_filter.awk b/src/script/api/doxygen_filter.awk
index daf8057425..1f317296f6 100644
--- a/src/script/api/doxygen_filter.awk
+++ b/src/script/api/doxygen_filter.awk
@@ -258,7 +258,7 @@ BEGIN {
 }
 
 # Add a const (non-enum) value
-/^[ 	]*static const \w+ \w+ = [^;]+;/ {
+/^[ 	]*static const(expr)? \w+ \w+ = [^;]+;/ {
 	if (api_selected == "") api_selected = cls_in_api
 	if (api_selected == "false") {
 		api_selected = ""