diff --git a/Makefile b/Makefile
index 26ce3657b2..2bee52cb85 100644
--- a/Makefile
+++ b/Makefile
@@ -292,7 +292,7 @@ cscope:
 	texi2dvi -I . $<
 
 qemu-options.texi: $(SRC_PATH)/qemu-options.hx
-	sh ./hxtool -t < $< > $@
+	sh $(SRC_PATH)/hxtool -t < $< > $@
 
 qemu.1: qemu-doc.texi
 	perl -Ww -- $(SRC_PATH)/texi2pod.pl $< qemu.pod
diff --git a/Makefile.target b/Makefile.target
index f3f4738f8c..884e78cc52 100644
--- a/Makefile.target
+++ b/Makefile.target
@@ -747,7 +747,7 @@ else
 endif
 
 qemu-options.h: $(SRC_PATH)/qemu-options.hx
-	sh ../hxtool -h < $< > $@
+	sh $(SRC_PATH)/hxtool -h < $< > $@
 
 clean:
 	rm -f *.o *.a *~ $(PROGS) nwfpe/*.o fpu/*.o qemu-options.h