diff --git a/make.sh b/make.sh
index ed9353b1d..127d7a570 100755
--- a/make.sh
+++ b/make.sh
@@ -9,7 +9,7 @@ fi
 PATH="$(cd -- "$(dirname "$0")" && pwd)/ci/sub/bin:$PATH"
 cd -- "$(dirname "$0")"
 
-if ! $(go version | grep -qF "1.18."); then
+if ! go version | grep -qF '1.18'; then
   printferr "You need go 1.18 to build d2.\n"
   exit 1
 fi