diff --git a/lib/compilation-prepare.sh b/lib/compilation-prepare.sh
index 86d4eb83e1..1d6dfaeeee 100644
--- a/lib/compilation-prepare.sh
+++ b/lib/compilation-prepare.sh
@@ -201,6 +201,9 @@ compilation_prepare()
 		cp -R ${SRC}/cache/sources/rtl8811cu/${rtl8811cuver#*:}/{core,hal,include,os_dep,platform,rtl8821c.mk} \
 		${SRC}/cache/sources/${LINUXSOURCEDIR}/drivers/net/wireless/rtl8811cu
 
+		# Patch
+		process_patch_file "${SRC}/patch/misc/wireless-rtl8811cu-disable-debug.patch"                "applying"
+
 		# Makefile
 		cp ${SRC}/cache/sources/rtl8811cu/${rtl8811cuver#*:}/Makefile \
 		${SRC}/cache/sources/${LINUXSOURCEDIR}/drivers/net/wireless/rtl8811cu/Makefile
diff --git a/patch/misc/wireless-rtl8811cu-disable-debug.patch b/patch/misc/wireless-rtl8811cu-disable-debug.patch
new file mode 100644
index 0000000000..e69999a85c
--- /dev/null
+++ b/patch/misc/wireless-rtl8811cu-disable-debug.patch
@@ -0,0 +1,20 @@
+diff --git a/drivers/net/wireless/rtl8811cu/core/rtw_debug.c b/drivers/net/wireless/rtl8811cu/core/rtw_debug.c
+index ddc96eb4f..634c5adb8 100755
+--- a/drivers/net/wireless/rtl8811cu/core/rtw_debug.c
++++ b/drivers/net/wireless/rtl8811cu/core/rtw_debug.c
+@@ -6358,6 +6358,7 @@ ssize_t proc_set_lck(struct file *file, const char __user *buffer, size_t count,
+ inline void RTW_BUF_DUMP_SEL(uint _loglevel, void *sel, u8 *_titlestring,
+ 					bool _idx_show, const u8 *_hexdata, int _hexdatalen)
+ {
++#ifdef CONFIG_RTW_DEBUG
+ 	int __i;
+ 	u8 *ptr = (u8 *)_hexdata;
+ 
+@@ -6383,6 +6384,7 @@ inline void RTW_BUF_DUMP_SEL(uint _loglevel, void *sel, u8 *_titlestring,
+ 		}
+ 		_RTW_PRINT_SEL(sel, "\n");
+ 	}
++#endif
+ }
+ #else
+ inline void _RTW_STR_DUMP_SEL(void *sel, char *str_out)