diff --git a/vlib/v/fmt/fmt.v b/vlib/v/fmt/fmt.v
index 472bd90ea6..7c7a2d9ed0 100644
--- a/vlib/v/fmt/fmt.v
+++ b/vlib/v/fmt/fmt.v
@@ -1276,9 +1276,9 @@ pub fn (mut f Fmt) short_module(name string) string {
 		x := name.trim_suffix('>').split('<')
 		if x.len == 2 {
 			main := f.short_module(x[0])
-			genlist := x[1].split(',').map(f.short_module(it)).join(',')
-			res := '$main<${genlist}>'
-			return res
+			genlist := x[1].split(',')
+			genshorts := genlist.map(f.short_module(it)).join(',')
+			return '$main<$genshorts>'
 		}
 	}
 	vals := name.split('.')