diff --git a/.gitmodules b/.gitmodules
index dfcbea536..7846a4f6c 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -9,3 +9,6 @@
 [submodule "deps/mapbox/variant"]
 	path = deps/mapbox/variant
 	url = https://github.com/mapbox/variant.git
+[submodule "deps/mapbox/geometry"]
+	path = deps/mapbox/geometry
+	url = https://github.com/mapbox/geometry.hpp.git
diff --git a/SConstruct b/SConstruct
index 0523e184d..85713c694 100644
--- a/SConstruct
+++ b/SConstruct
@@ -1598,6 +1598,7 @@ if not preconfigured:
     env.Prepend(CPPPATH = '#deps/agg/include')
     env.Prepend(LIBPATH = '#deps/agg')
     env.Prepend(CPPPATH = '#deps/mapbox/variant/include')
+    env.Prepend(CPPPATH = '#deps/mapbox/geometry/include')
     # prepend deps dir for auxillary headers
     env.Prepend(CPPPATH = '#deps')
 
diff --git a/deps/mapbox/geometry b/deps/mapbox/geometry
new file mode 160000
index 000000000..d463e6c8a
--- /dev/null
+++ b/deps/mapbox/geometry
@@ -0,0 +1 @@
+Subproject commit d463e6c8a24178490317fa341e5cc29c3281d4f6