diff --git a/doc/gmsh.html b/doc/gmsh.html
index 64c8e2f0073810231e575b6d9e2f3f8d44d0ab00..c93354d746a0e56e73cd4d5ef31b42589c80eb66 100644
--- a/doc/gmsh.html
+++ b/doc/gmsh.html
@@ -291,8 +291,8 @@ Some pictures made with Gmsh:
     (P. Geuzaine).
 <li>Stream lines:
     <A href="/gmsh/gallery/f16_stream.jpg">F16</A>,
-    <A href="/gmsh/gallery/f18_stream.jpg">F18</A>,
-    <A href="/gmsh/gallery/valve.jpg">valve</A>
+    <A href="/gmsh/gallery/f18_stream.jpg">F18</A>
+    <!-- A href="/gmsh/gallery/valve.jpg">valve</A -->
     (P. Geuzaine).
 <li>An example of on-screen information display:
     <A href="/gmsh/gallery/infodisplay1.gif">pict1</A>,