diff --git a/headers/libs/freetype2/freetype/config/ftoption.h b/headers/libs/freetype2/freetype/config/ftoption.h
index f8d7e356d2..8a2a79f956 100644
--- a/headers/libs/freetype2/freetype/config/ftoption.h
+++ b/headers/libs/freetype2/freetype/config/ftoption.h
@@ -578,7 +578,7 @@ FT_BEGIN_HEADER
    * This temporary macro is used to control various optimizations for
    * reducing the heap footprint of memory-mapped TrueType files.
    */
-/* #define FT_OPTIMIZE_MEMORY */
+#define FT_OPTIMIZE_MEMORY
 
 
   /*