diff --git a/install.sh b/install.sh
index 5cb1c1b..d392ce1 100644
--- a/install.sh
+++ b/install.sh
@@ -41,7 +41,7 @@ done
 
 
 function install_macos(){
-    if [ ! command -v brew &> /dev/null ]; then
+    if [ -z "$(command -v brew)" ]; then
         NONINTERACTIVE=1 /bin/bash -c "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/HEAD/install.sh)"
         if [[ uname -m == "x86_64" ]]; then
             echo "export PATH=/usr/local/bin:$PATH" >> ~/.bash_profile && source ~/.bash_profile