diff --git a/Doc/Makefile b/Doc/Makefile
index 09a3ff9..36ce647 100644
--- a/Doc/Makefile
+++ b/Doc/Makefile
@@ -100,7 +100,7 @@
 
 MKDVI=	   $(MKHOWTO) --paper=$(PAPER) --dvi
 MKHTML=	   $(MKHOWTO) --html --about html/stdabout.dat \
-		--iconserver ../icons --favicon ../icons/pyfav.gif \
+		--iconserver ../icons --favicon ../icons/pyfav.png \
 		--address $(PYTHONDOCS) --up-link ../index.html \
 		--up-title "Python Documentation Index" \
 		--global-module-index "../modindex.html" --dvips-safe
@@ -345,7 +345,7 @@
 
 html/acks.html: ACKS $(TOOLSDIR)/support.py $(TOOLSDIR)/mkackshtml
 	$(PYTHON) $(TOOLSDIR)/mkackshtml --address $(PYTHONDOCS) \
-		--favicon icons/pyfav.gif \
+		--favicon icons/pyfav.png \
 		--output html/acks.html <ACKS
 
 
@@ -367,7 +367,7 @@
 	cd html && \
 	 $(PYTHON) ../$(TOOLSDIR)/mkmodindex --columns 3 \
 		--output modindex.html --address $(PYTHONDOCS) \
-		--favicon icons/pyfav.gif \
+		--favicon icons/pyfav.png \
 		dist/modindex.html \
 		lib/modindex.html mac/modindex.html
 
diff --git a/Doc/html/about.html b/Doc/html/about.html
index c557dff..3b15a65 100644
--- a/Doc/html/about.html
+++ b/Doc/html/about.html
@@ -9,7 +9,7 @@
     <link rel="index" href="modindex.html" title="Global Module Index">
     <link rel="start" href="index.html" title="Python Documentation Index">
     <link rel="up" href="index.html" title="Python Documentation Index">
-    <link rel="SHORTCUT ICON" href="icons/pyfav.gif" type="image/gif">
+    <link rel="SHORTCUT ICON" href="icons/pyfav.png" type="image/png">
     <link rel="STYLESHEET" href="lib/lib.css">
   </head>
   <body>
@@ -17,20 +17,20 @@
       <table width="100%" cellpadding="0" cellspacing="2">
           <tr>
             <td><img width="32" height="32" align="bottom" border="0" alt=""
-                src="icons/blank.gif"></td>
+                src="icons/blank.png"></td>
             <td><a href="index.html"
                 title="Python Documentation Index"><img width="32" height="32"
                   align="bottom" border="0" alt="up"
-                  src="icons/up.gif"></a></td>
+                  src="icons/up.png"></a></td>
             <td><img width="32" height="32" align="bottom" border="0" alt=""
-                src="icons/blank.gif"></td>
+                src="icons/blank.png"></td>
             <td align="center" width="100%">About the Python Documentation</td>
             <td><img width="32" height="32" align="bottom" border="0" alt=""
-                src="icons/blank.gif"></td>
+                src="icons/blank.png"></td>
             <td><img width="32" height="32" align="bottom" border="0" alt=""
-                src="icons/blank.gif"></td>
+                src="icons/blank.png"></td>
             <td><img width="32" height="32" align="bottom" border="0" alt=""
-                src="icons/blank.gif"></td>
+                src="icons/blank.png"></td>
           </tr>
       </table>
       <b class="navlabel">Up:</b>
diff --git a/Doc/html/index.html.in b/Doc/html/index.html.in
index a4c22d2..412f1d5 100644
--- a/Doc/html/index.html.in
+++ b/Doc/html/index.html.in
@@ -5,7 +5,7 @@
     <meta name="description"
           content="Top-level index to the standard documentation for
                    Python @RELEASE@.">
-    <link rel="SHORTCUT ICON" href="icons/pyfav.gif" type="image/gif">
+    <link rel="SHORTCUT ICON" href="icons/pyfav.png" type="image/png">
     <link rel="STYLESHEET" href="lib/lib.css" type="text/css">
     <link rel="author" href="acks.html" title="Acknowledgements">
     <link rel="help" href="about.html" title="About the Python Documentation">
@@ -23,20 +23,20 @@
 	<table align="center" width="100%" cellpadding="0" cellspacing="2">
 	<tr>
 	  <td><img width="32" height="32" align="bottom" border="0" alt=""
-	      src="icons/blank.gif"></td>
+	      src="icons/blank.png"></td>
 	  <td><img width="32" height="32" align="bottom" border="0" alt=""
-	      src="icons/blank.gif"></td>
+	      src="icons/blank.png"></td>
 	  <td><img width="32" height="32" align="bottom" border="0" alt=""
-	      src="icons/blank.gif"></td>
+	      src="icons/blank.png"></td>
 	  <td align="center" width="100%">
 	    <b class="title">Python Documentation</b></td>
 	  <td><img width="32" height="32" align="bottom" border="0" alt=""
-	      src="icons/blank.gif"></td>
+	      src="icons/blank.png"></td>
 	  <td><a href="modindex.html"><img width="32" height="32"
 		align="bottom" border="0" alt="Module Index"
-		src="icons/modules.gif"></a></td>
+		src="icons/modules.png"></a></td>
 	  <td><img width="32" height="32" align="bottom" border="0" alt=""
-	      src="icons/blank.gif"></A></td>
+	      src="icons/blank.png"></A></td>
 	</tr>
 	</table>
         <hr>