diff --git a/src/grc65/grc65.c b/src/grc65/main.c
similarity index 100%
rename from src/grc65/grc65.c
rename to src/grc65/main.c
diff --git a/src/grc65/make/gcc.mak b/src/grc65/make/gcc.mak
index 2dd9f64ba..f4b23cca1 100644
--- a/src/grc65/make/gcc.mak
+++ b/src/grc65/make/gcc.mak
@@ -20,7 +20,7 @@ EBIND	= emxbind
 # -----------------------------------------------------------------------------
 # List of all object files
 
-OBJS =  grc65.o
+OBJS =  main.o
 
 LIBS = $(COMMON)/common.a
 
@@ -54,5 +54,5 @@ zap:	clean
 depend dep:	$(OBJS:.o=.c)
 	@echo "Creating dependency information"
 	$(CC) $(CFLAGS) -MM $^ > .depend
-               
+
 
diff --git a/src/grc65/make/watcom.mak b/src/grc65/make/watcom.mak
index 84a9f2faf..7f4b83daf 100644
--- a/src/grc65/make/watcom.mak
+++ b/src/grc65/make/watcom.mak
@@ -60,7 +60,7 @@ endif
 # ------------------------------------------------------------------------------
 # All OBJ files
 
-OBJS = 	grc65.obj
+OBJS = 	main.obj
 
 LIBS = ../common/common.lib