diff --git a/.gitmodules b/.gitmodules
index 10ce7ab..c1aa3f9 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -1,12 +1,6 @@
-[submodule "loongarch64-linux-gnu"]
-	path = loongarch64-linux-gnu
-	url = https://gitee.com/loongarch_community/loongarch64-linux-gnu
 [submodule "nscscc-team-la32r"]
 	path = nscscc-team-la32r
 	url = https://gitee.com/loongson-edu/nscscc-team-la32r
 [submodule "lasoft/la32r-nemu"]
 	path = lasoft/la32r-nemu
 	url = https://gitee.com/wwt_panache/la32r-nemu
-[submodule "la32r-toolchains"]
-	path = la32r-toolchains
-	url = https://gitee.com/loongson-edu/la32r-toolchains
diff --git a/la32r-toolchains b/la32r-toolchains
deleted file mode 160000
index c6d7b1f..0000000
--- a/la32r-toolchains
+++ /dev/null
@@ -1 +0,0 @@
-Subproject commit c6d7b1ffac6fa75b4e4e08df6496850e84984137