diff --git a/.gitmodules b/.gitmodules
new file mode 100644
index 0000000000..37bc2b63dd
--- /dev/null
+++ b/.gitmodules
@@ -0,0 +1,3 @@
+[submodule "cmake/coveralls-cmake"]
+	path = cmake/coveralls-cmake
+	url = https://github.com/JoakimSoderberg/coveralls-cmake.git
diff --git a/cmake/coveralls-cmake b/cmake/coveralls-cmake
new file mode 160000
index 0000000000..2d53ce3dea
--- /dev/null
+++ b/cmake/coveralls-cmake
@@ -0,0 +1 @@
+Subproject commit 2d53ce3deaea087b2df778c09fe2590763661547