diff --git a/.gitmodules b/.gitmodules
index d6965722..0ec8d65b 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -31,9 +31,6 @@
 [submodule "externals/robin-map"]
 	path = externals/robin-map
 	url = https://github.com/Tessil/robin-map.git
-[submodule "externals/boost"]
-	path = externals/boost
-	url = https://github.com/raphaelthegreat/ext-boost.git
 [submodule "externals/xbyak"]
 	path = externals/xbyak
 	url = https://github.com/herumi/xbyak.git
diff --git a/externals/boost b/externals/boost
deleted file mode 160000
index 87b78171..00000000
--- a/externals/boost
+++ /dev/null
@@ -1 +0,0 @@
-Subproject commit 87b7817119982e8ad6068855fae31b11590514be