diff --git a/.gitmodules b/.gitmodules
index b3e42f81..c14bb9c5 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -33,7 +33,3 @@
 [submodule "third_party/mbedtls"]
 	path = third_party/mbedtls
 	url = https://github.com/ARMmbed/mbedtls
-[submodule "third_party/json"]
-	path = third_party/json
-	url = https://github.com/nlohmann/json
-	branch = master
diff --git a/third_party/json b/third_party/json
deleted file mode 160000
index bc889afb..00000000
--- a/third_party/json
+++ /dev/null
@@ -1 +0,0 @@
-Subproject commit bc889afb4c5bf1c0d8ee29ef35eaaf4c8bef8a5d