diff --git a/check_tools.sh b/check_tools.sh
index 86a336eb3..cba82f787 100755
--- a/check_tools.sh
+++ b/check_tools.sh
@@ -35,7 +35,7 @@ if ! (find submodules/linphone/mediastreamer2 -mindepth 1 2>/dev/null | grep -q
 	echo_err "Missing some git submodules. Did you run 'git submodule update --init --recursive'?"
 fi
 # Android NDK should NOT be simlinked!
-if [[ -L "$ANDROID_NDK" && -d "$ANDROID_NDK" ]]; then
+if [ -L "$ANDROID_NDK" ] && [ -d "$ANDROID_NDK" ]; then
 	echo_err "ANDROID_NDK=$ANDROID_NDK must NOT be a symbolic link, please modify it accordingly"
 fi