diff --git a/firmware/config/boards/proteus/prepend.txt b/firmware/config/boards/proteus/prepend.txt
index 9a1f0aaba9..6f77efb50b 100644
--- a/firmware/config/boards/proteus/prepend.txt
+++ b/firmware/config/boards/proteus/prepend.txt
@@ -27,4 +27,5 @@
 
 
 ! f4 does not like this #define LUA_SCRIPT_SIZE 32000
+#define LUA_SCRIPT_SIZE 13500