diff --git a/vlib/vweb/vweb.v b/vlib/vweb/vweb.v
index 8c5859db23..756d4c7907 100644
--- a/vlib/vweb/vweb.v
+++ b/vlib/vweb/vweb.v
@@ -494,7 +494,9 @@ fn (mut ctx Context) parse_form(s string) {
 		}
 		keyval := word.trim_space().split('=')
 		if keyval.len != 2 { continue }
-		key := keyval[0]
+		key := urllib.query_unescape(keyval[0]) or {
+			continue
+		}
 		val := urllib.query_unescape(keyval[1]) or {
 			continue
 		}