diff --git a/.gitmodules b/.gitmodules
index aaf907b..6889aed 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -1,6 +1,3 @@
 [submodule "test/googletest"]
 	path = test/googletest
 	url = https://github.com/google/googletest.git
-[submodule "test/arduino-mock"]
-	path = test/arduino-mock
-	url = https://github.com/pushtheworldllc/arduino-mock.git
diff --git a/test/arduino-mock b/test/arduino-mock
deleted file mode 160000
index 36d688b..0000000
--- a/test/arduino-mock
+++ /dev/null
@@ -1 +0,0 @@
-Subproject commit 36d688ba03d38e5a71d77157852d4f54df5a7325