diff --git a/make/ghdl.mk b/make/ghdl.mk
index d47e713..2b7deaf 100644
--- a/make/ghdl.mk
+++ b/make/ghdl.mk
@@ -96,10 +96,10 @@ synth: analyze
 	$(GHDL) --synth $(GHDL_OPTS) $(ENTITY)
 
 wave: run_wave
-	exec gtkwave -f $(SIM_FILE) -a $(BUILD_DIR)/$(TARGET).gtkw &
+	exec gtkwave -f $(SIM_FILE) -a $(TARGET).gtkw &
 	
 result:
-	exec gtkwave -f $(SIM_FILE) -a $(BUILD_DIR)/$(TARGET).gtkw &
+	exec gtkwave -f $(SIM_FILE) -a $(TARGET).gtkw &
 
 tree: analyze
 	$(GHDL) -r $(GHDL_OPTS) $(ENTITY) $(RUN_OPTS) --no-run --disp-tree=inst