diff --git a/package/lean/shadowsocksr-libev/patches/0004-gcc10.patch b/package/lean/shadowsocksr-libev/patches/0004-gcc10.patch
new file mode 100644
index 0000000000..1049fc2f81
--- /dev/null
+++ b/package/lean/shadowsocksr-libev/patches/0004-gcc10.patch
@@ -0,0 +1,20 @@
+--- a/src/http.h
++++ b/src/http.h
+@@ -29,6 +29,6 @@
+ #include <stdio.h>
+ #include "protocol.h"
+ 
+-const protocol_t *const http_protocol;
++extern const protocol_t *const http_protocol;
+ 
+ #endif
+--- a/src/tls.h
++++ b/src/tls.h
+@@ -28,6 +28,6 @@
+ 
+ #include "protocol.h"
+ 
+-const protocol_t *const tls_protocol;
++extern const protocol_t *const tls_protocol;
+ 
+ #endif