diff --git a/.gitmodules b/.gitmodules
index 81924eaa..7d081116 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -1,6 +1,3 @@
-[submodule "format-benchmark"]
-	path = format-benchmark
-	url = git://github.com/vitaut/format-benchmark.git
 [submodule "sphinx"]
 	path = sphinx
 	url = git://github.com/cppformat/sphinx.git
diff --git a/format-benchmark b/format-benchmark
deleted file mode 160000
index ab719fe0..00000000
--- a/format-benchmark
+++ /dev/null
@@ -1 +0,0 @@
-Subproject commit ab719fe02cf5233193a97fe4ce0c4f5ee265f32c