diff --git a/Tools/environment_install/install-prereqs-mac.sh b/Tools/environment_install/install-prereqs-mac.sh
index de2cd666ef..7c0701b38a 100755
--- a/Tools/environment_install/install-prereqs-mac.sh
+++ b/Tools/environment_install/install-prereqs-mac.sh
@@ -52,7 +52,7 @@ echo "Checking CLI Tools installed..."
     ERROR=$(xcode-select --install 2>&1 > /dev/null)
 } ||
 {
-if [[ $ERROR != *"command line tools are already installed"* ]]; then
+if [[ $ERROR != *"ommand line tools are already installed"* ]]; then
     echo "$ERROR" 1>&2
     exit 1
 fi