diff --git a/.gitmodules b/.gitmodules
index 11ce26b..e68c4b2 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -7,12 +7,9 @@
 [submodule "pemkey"]
 	path = pemkey
 	url = zwsd@192.168.1.3:p_chinagoldgroup_hand_acid/blelib_pemkey.git
-[submodule "dynamic_electrocardiograph_ble_server"]
-	path = dynamic_electrocardiograph_ble_server
-	url = zwsd@192.168.1.3:p_dynamic_electrocardiograph/dynamic_electrocardiograph_ble_server.git
 [submodule "libznordic"]
 	path = libznordic
 	url = zwsd@192.168.1.3:p_chinagoldgroup_hand_acid/blelib_libznordic.git
 [submodule "ify_hrs_protocol"]
 	path = ify_hrs_protocol
-	url = zwsd@192.168.1.3:p_chinagoldgroup_hand_acid/hand_acid_ble_protocol.git
+	url = zwsd@192.168.1.3:p_chinagoldgroup_hand_acid/hand_acid_ble_protocol.git
\ No newline at end of file
diff --git a/dynamic_electrocardiograph_ble_server b/dynamic_electrocardiograph_ble_server
deleted file mode 160000
index 34a1c92..0000000
--- a/dynamic_electrocardiograph_ble_server
+++ /dev/null
@@ -1 +0,0 @@
-Subproject commit 34a1c922a7336ef7602e1aa54fb04334a3d7274a