diff --git a/arch/arm/src/Makefile b/arch/arm/src/Makefile
index 6924543270..a40fcb0580 100644
--- a/arch/arm/src/Makefile
+++ b/arch/arm/src/Makefile
@@ -166,10 +166,10 @@ board/libboard$(LIBEXT):
 nuttx$(EXEEXT): $(HEAD_OBJ) board/libboard$(LIBEXT)
 	$(Q) echo "LD: nuttx"
 	$(Q) $(LD) --entry=__start $(LDFLAGS) $(LIBPATHS) $(EXTRA_LIBPATHS) \
-		-o $(NUTTX)$(EXEEXT) $(HEAD_OBJ) $(EXTRA_OBJS) \
+		-o $(NUTTX) $(HEAD_OBJ) $(EXTRA_OBJS) \
 		--start-group $(LDLIBS) $(EXTRA_LIBS) $(LIBGCC) --end-group
 ifneq ($(CONFIG_WINDOWS_NATIVE),y)
-	$(Q) $(NM) $(NUTTX)$(EXEEXT) | \
+	$(Q) $(NM) $(NUTTX) | \
 	grep -v '\(compiled\)\|\(\$(OBJEXT)$$\)\|\( [aUw] \)\|\(\.\.ng$$\)\|\(LASH[RL]DI\)' | \
 	sort > $(TOPDIR)/System.map
 endif