diff --git a/.mason b/.mason
index 34cb8a839..33d7b1139 160000
--- a/.mason
+++ b/.mason
@@ -1 +1 @@
-Subproject commit 34cb8a83904d873dfcee6e3543c7527e83816d43
+Subproject commit 33d7b1139f7fd8d66f141160ad37f926b772d6b5
diff --git a/configure b/configure
index dcaff792c..24b964278 100755
--- a/configure
+++ b/configure
@@ -99,6 +99,7 @@ CONFIG+="  'variables': {"$LN
 print_opengl_flags
 print_qt_flags
 
+print_flags unique_resource cflags
 print_flags protozero cflags
 print_flags boost cflags
 print_flags boost_libprogram_options static_libs
diff --git a/mbgl.gypi b/mbgl.gypi
index 4fc54f1f9..c06139a0c 100644
--- a/mbgl.gypi
+++ b/mbgl.gypi
@@ -179,6 +179,7 @@
           '<@(rapidjson_cflags)',
           '<@(variant_cflags)',
           '<@(earcut_cflags)',
+          '<@(unique_resource_cflags)',
         ],
         'cflags': [
           '<@(opengl_cflags)',
@@ -291,11 +292,13 @@
         'cflags_cc': [
           '<@(variant_cflags)',
           '<@(geometry_cflags)',
+          '<@(unique_resource_cflags)',
         ],
         'xcode_settings': {
           'OTHER_CPLUSPLUSFLAGS': [
             '<@(variant_cflags)',
             '<@(geometry_cflags)',
+            '<@(unique_resource_cflags)',
           ],
         },
       },
diff --git a/platform/android/scripts/configure.sh b/platform/android/scripts/configure.sh
index a33249ebc..2bbc13459 100644
--- a/platform/android/scripts/configure.sh
+++ b/platform/android/scripts/configure.sh
@@ -1,5 +1,6 @@
 #!/usr/bin/env bash
 
+UNIQUE_RESOURCE_VERSION=dev
 PROTOZERO_VERSION=1.3.0
 BOOST_VERSION=1.60.0
 LIBPNG_VERSION=1.6.20
diff --git a/platform/ios/scripts/configure.sh b/platform/ios/scripts/configure.sh
index 0214e011d..408180881 100644
--- a/platform/ios/scripts/configure.sh
+++ b/platform/ios/scripts/configure.sh
@@ -1,5 +1,6 @@
 #!/usr/bin/env bash
 
+UNIQUE_RESOURCE_VERSION=dev
 PROTOZERO_VERSION=1.3.0
 BOOST_VERSION=1.60.0
 SQLITE_VERSION=system
diff --git a/platform/linux/scripts/configure.sh b/platform/linux/scripts/configure.sh
index b695d852f..0f74afc55 100644
--- a/platform/linux/scripts/configure.sh
+++ b/platform/linux/scripts/configure.sh
@@ -2,6 +2,7 @@
 
 CXX11ABI=$(scripts/check-cxx11abi.sh)
 
+UNIQUE_RESOURCE_VERSION=dev
 PROTOZERO_VERSION=1.3.0
 BOOST_VERSION=1.60.0
 BOOST_LIBPROGRAM_OPTIONS_VERSION=1.60.0
diff --git a/platform/osx/scripts/configure.sh b/platform/osx/scripts/configure.sh
index bcfd0ada3..44cbea6f2 100644
--- a/platform/osx/scripts/configure.sh
+++ b/platform/osx/scripts/configure.sh
@@ -1,5 +1,6 @@
 #!/usr/bin/env bash
 
+UNIQUE_RESOURCE_VERSION=dev
 PROTOZERO_VERSION=1.3.0
 BOOST_VERSION=1.60.0
 BOOST_LIBPROGRAM_OPTIONS_VERSION=1.60.0
diff --git a/platform/qt/scripts/configure.sh b/platform/qt/scripts/configure.sh
index b79c23532..4b855f7c5 100644
--- a/platform/qt/scripts/configure.sh
+++ b/platform/qt/scripts/configure.sh
@@ -2,6 +2,7 @@
 
 CXX11ABI=$(scripts/check-cxx11abi.sh)
 
+UNIQUE_RESOURCE_VERSION=dev
 PROTOZERO_VERSION=1.3.0
 BOOST_VERSION=1.60.0
 GEOMETRY_VERSION=0.5.0