diff --git a/.gitmodules b/.gitmodules
index ad9a30251..e69de29bb 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -1,6 +0,0 @@
-[submodule "ext/gtest"]
-	path = ext/gtest
-	url = https://github.com/google/googletest.git
-[submodule "ext/gmock"]
-	path = ext/gmock
-	url = https://github.com/google/googlemock.git
diff --git a/ext/gmock b/ext/gmock
deleted file mode 160000
index c440c8faf..000000000
--- a/ext/gmock
+++ /dev/null
@@ -1 +0,0 @@
-Subproject commit c440c8fafc6f60301197720617ce64028e09c79d
diff --git a/ext/gtest b/ext/gtest
deleted file mode 160000
index c99458533..000000000
--- a/ext/gtest
+++ /dev/null
@@ -1 +0,0 @@
-Subproject commit c99458533a9b4c743ed51537e25989ea55944908