diff --git a/Makefile.common b/Makefile.common
index bfe1b3e..787d33d 100644
--- a/Makefile.common
+++ b/Makefile.common
@@ -9,7 +9,6 @@ else
 SOURCES_C += \
 				 $(CORE_DIR)/drivers/libretro/libretro.c \
 				 $(CORE_DIR)/drivers/libretro/memstream.c \
-				 $(CORE_DIR)/drivers/libretro/crc32-zlib.c \
 				 $(CORE_DIR)/cart.c \
 				 $(CORE_DIR)/cheat.c \
 				 $(CORE_DIR)/crc32.c \