diff --git a/contenttype.go b/contenttype.go
index 535bbe8..a6d2c9a 100755
--- a/contenttype.go
+++ b/contenttype.go
@@ -44,7 +44,6 @@ func SetContentTypeIfMedia(w http.ResponseWriter, r *http.Request) {
 		v = "image/jpeg"
 	case ".wasm":
 		v = "application/wasm"
-
 	case ".aac":
 		v = "audio/aac"
 	case ".abw":
@@ -84,6 +83,8 @@ func SetContentTypeIfMedia(w http.ResponseWriter, r *http.Request) {
 		v = "application/gzip"
 		if strings.HasSuffix(r.URL.Path, ".js.gz") {
 			v = "application/javascript"
+		} else if strings.HasSuffix(r.URL.Path, ".wasm.gz") {
+			v = "application/wasm"
 		}
 	case ".gif":
 		v = "image/gif"