diff --git a/contrib/build-osx/base.sh b/contrib/build-osx/base.sh
index 5dfb15578..c5a5c0d69 100644
--- a/contrib/build-osx/base.sh
+++ b/contrib/build-osx/base.sh
@@ -10,6 +10,3 @@ function fail {
     printf "\r🗯 ${RED}ERROR:${NC} ${1}\n"
     exit 1
 }
-
-build_dir=$(dirname "$1")
-test -n "$build_dir" -a -d "$build_dir" || exit
diff --git a/contrib/build-osx/make_osx b/contrib/build-osx/make_osx
index 07645e865..27c013438 100755
--- a/contrib/build-osx/make_osx
+++ b/contrib/build-osx/make_osx
@@ -7,7 +7,9 @@ PACKAGE=Electrum
 GIT_REPO=https://github.com/spesmilo/electrum
 
 . $(dirname "$0")/base.sh
-cd $build_dir/../..
+
+src_dir=$(dirname "$0")
+cd $src_dir/../..
 
 export PYTHONHASHSEED=22
 VERSION=`git describe --tags`
diff --git a/contrib/build-osx/package.sh b/contrib/build-osx/package.sh
index e4582a51c..6371be2ef 100755
--- a/contrib/build-osx/package.sh
+++ b/contrib/build-osx/package.sh
@@ -59,6 +59,8 @@ rm -rf /tmp/electrum-macos/image > /dev/null 2>&1
 mkdir /tmp/electrum-macos/image/
 cp -r $1 /tmp/electrum-macos/image/
 
+build_dir=$(dirname "$1")
+test -n "$build_dir" -a -d "$build_dir" || exit
 cd $build_dir
 
 ${genisoimage} \