diff --git a/setup_android_sdk_and_ndk.sh b/setup_android_sdk_and_ndk.sh
index 4236d84d3..c8de1df5e 100755
--- a/setup_android_sdk_and_ndk.sh
+++ b/setup_android_sdk_and_ndk.sh
@@ -32,6 +32,10 @@ then
   echo "Found existing \$ANDROID_HOME="$ANDROID_HOME" and \$ANDROID_NDK_HOME="$ANDROID_NDK_HOME
   echo "Bazel will locate Android SDK and NDK automatically."
   exit 0
+else
+  echo "You can specify ANDROID_HOME and ANDROID_NDK_HOME, currently I've these variables:"
+  echo ANDROID_HOME=$ANDROID_HOME
+  echo ANDROID_NDK_HOME=$ANDROID_NDK_HOME
 fi
 
 android_sdk_path=$1