diff --git a/build.sh b/build.sh
index 659940c..5bfd60e 100755
--- a/build.sh
+++ b/build.sh
@@ -9,7 +9,7 @@ if [ "$1" == "" ]; then
 fi
 
 if [ "$2" != "" ]; then
-  PROJECT_DIR=$1
+  PROJECT_DIR=$2
 else
   PROJECT_DIR=$PWD
 fi