diff --git a/Makefile b/Makefile
index 0b7d2b6da..3b1bbfcbf 100644
--- a/Makefile
+++ b/Makefile
@@ -62,6 +62,7 @@ CONFIG_STRING += -Dplatform_lib=$(PLATFORM)
 CONFIG_STRING += -Dasset_lib=$(ASSET)
 CONFIG_STRING += -Dhttp_lib=$(HTTP)
 CONFIG_STRING += -Dcache_lib=$(CACHE)
+CONFIG_STRING += -Dinstall_prefix=$(PREFIX)
 CONFIG_STRING += --depth=.
 CONFIG_STRING += -Goutput_dir=..
 
diff --git a/mbgl.gyp b/mbgl.gyp
index e25f4a235..b6b00455e 100644
--- a/mbgl.gyp
+++ b/mbgl.gyp
@@ -8,6 +8,7 @@
     './gyp/standalone.gypi',
     './gyp/core.gypi',
     './gyp/none.gypi',
+    './gyp/install.gypi',
   ],
   'conditions': [
     ['headless_lib == "cgl"', { 'includes': [ './gyp/headless-cgl.gypi' ] } ],