diff --git a/bin/kaleidoscope-builder b/bin/kaleidoscope-builder
index 9f810e8d..087e8c87 100755
--- a/bin/kaleidoscope-builder
+++ b/bin/kaleidoscope-builder
@@ -126,8 +126,8 @@ compile () {
     fi
 
     ARDUINO_PACKAGES=""
-    if [ -d "${HOME}/.arduino15/packages" ]; then
-	 ARDUINO_PACKAGES="-hardware \"${HOME}/.arduino15/packages\""
+    if [ -d ${ARDUINO_PACKAGE_PATH} ]; then
+	 ARDUINO_PACKAGES="-hardware \"${ARDUINO_PACKAGE_PATH}\""
     fi
 
     ${ARDUINO_BUILDER} \
diff --git a/etc/kaleidoscope-builder.conf b/etc/kaleidoscope-builder.conf
index 2a30b9de..1846edb5 100644
--- a/etc/kaleidoscope-builder.conf
+++ b/etc/kaleidoscope-builder.conf
@@ -54,6 +54,7 @@ if [ "${uname_S}" = "Darwin" ]; then
 
 
     ARDUINO_PATH="${ARDUINO_PATH:-/Applications/Arduino.app/Contents/Java/}"
+    ARDUINO_PACKAGE_PATH="${ARDUINO_PACKAGE_PATH:-${HOME}/Library/Arduino15/packages}"
     ARDUINO_LOCAL_LIB_PATH="${ARDUINO_LOCAL_LIB_PATH:-${HOME}/Documents/Arduino}"
 
     MD5="md5"
@@ -79,6 +80,8 @@ fi
 ARDUINO_PATH="${ARDUINO_PATH:-/usr/local/arduino}"
 ARDUINO_LOCAL_LIB_PATH="${ARDUINO_LOCAL_LIB_PATH:-${HOME}/Arduino}"
 ARDUINO_TOOLS_PATH="${ARDUINO_TOOLS_PATH:-${ARDUINO_PATH}/hardware/tools}"
+ARDUINO_PACKAGE_PATH="${ARDUINO_PACKAGE_PATH:-${HOME}/.arduino15/packages}"
+
 ARDUINO_BUILDER="${ARDUINO_BUILDER:-${ARDUINO_PATH}/arduino-builder}"
 ARDUINO_IDE_VERSION="100607"