diff --git a/build.xml b/build.xml
index b26cbe7..49e2046 100644
--- a/build.xml
+++ b/build.xml
@@ -62,6 +62,12 @@
 	<arg file="graphics/tiles.rc" />
 	<arg file="${builddir}/tiles_32x32.png" />
 </java>
+<java classname="micropolisj.build_tool.MakeTiles" classpath="${builddir}"
+	fork="true" failonerror="true" dir="graphics" inputstring="">
+	<sysproperty key="tile_size" value="3" />
+	<arg file="graphics/tiles.rc" />
+	<arg file="${builddir}/tilessm.png" />
+</java>
 <copy todir="${builddir}" file="graphics/tiles.rc" />
 </target>
 
diff --git a/resources/tilessm.png b/resources/tilessm.png
deleted file mode 100755
index bc793ae..0000000
Binary files a/resources/tilessm.png and /dev/null differ