diff --git a/Makefile b/Makefile
index 5a7535f8..9099541c 100644
--- a/Makefile
+++ b/Makefile
@@ -139,3 +139,4 @@ clean:
 		./wadinfo.txt ./wadinfo_sw.txt \
 		./wadinfo_freedm.txt ./wadinfo_iwad.txt
 	make -C lumps clean
+	make -C graphics/titlepic clean
diff --git a/graphics/titlepic/Makefile b/graphics/titlepic/Makefile
index 2eb5f439..4bbdcb6b 100644
--- a/graphics/titlepic/Makefile
+++ b/graphics/titlepic/Makefile
@@ -6,3 +6,7 @@ freedoom.ppm: base.ppm
 freedm.ppm: base.ppm
 	./create_caption FreeDM $@
 
+clean:
+	rm -f freedm.ppm freedoom.ppm
+
+.PHONY: clean