diff --git a/.gitmodules b/.gitmodules
index 4c86fd55c..538b4ed66 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -121,9 +121,6 @@
 [submodule "hw/mcu/nxp/nxp_sdk"]
 	path = hw/mcu/nxp/nxp_sdk
 	url = https://github.com/hathach/nxp_sdk.git
-[submodule "hw/mcu/mindmotion/mm32sdk"]
-	path = hw/mcu/mindmotion/mm32sdk
-	url = https://github.com/zhangslice/mm32sdk.git
 [submodule "hw/mcu/gd/nuclei-sdk"]
 	path = hw/mcu/gd/nuclei-sdk
 	url = https://github.com/Nuclei-Software/nuclei-sdk.git
diff --git a/hw/mcu/mindmotion/mm32sdk b/hw/mcu/mindmotion/mm32sdk
deleted file mode 160000
index b6b99de3a..000000000
--- a/hw/mcu/mindmotion/mm32sdk
+++ /dev/null
@@ -1 +0,0 @@
-Subproject commit b6b99de3ab26218784ec158488bdd91377288f94