diff --git a/CHANGELOG b/CHANGELOG
index 6a2811cf29..6b5d1b7c32 100644
--- a/CHANGELOG
+++ b/CHANGELOG
@@ -1,3 +1,5 @@
+* Remove img_{width,height} form attributes
+
 Version 3.4.0 - 2014-10-20
 * Bug fixes (see mercurial logs for details)
 * Use literal_eval instead of safe_eval (CVE-2014-6633)
diff --git a/trytond/ir/ui/form.rnc b/trytond/ir/ui/form.rnc
index 5943d85932..dc953606e1 100644
--- a/trytond/ir/ui/form.rnc
+++ b/trytond/ir/ui/form.rnc
@@ -99,8 +99,6 @@ attlist.field &=
   }?
 attlist.field &= attribute spell { text }?
 attlist.field &= attribute float_time { text }?
-attlist.field &= attribute img_width { text }?
-attlist.field &= attribute img_height { text }?
 attlist.field &=
   [a:defaultValue = "0"] attribute filename_visible { "0" | "1" }?
 attlist.field &= [a:defaultValue = "0"] attribute pre_validate { "0" | "1" }?
diff --git a/trytond/ir/ui/form.rng b/trytond/ir/ui/form.rng
index 87b446cac2..171569b268 100644
--- a/trytond/ir/ui/form.rng
+++ b/trytond/ir/ui/form.rng
@@ -332,16 +332,6 @@
       <attribute name="float_time"/>
     </optional>
   </define>
-  <define name="attlist.field" combine="interleave">
-    <optional>
-      <attribute name="img_width"/>
-    </optional>
-  </define>
-  <define name="attlist.field" combine="interleave">
-    <optional>
-      <attribute name="img_height"/>
-    </optional>
-  </define>
   <define name="attlist.field" combine="interleave">
     <optional>
       <attribute name="filename_visible" a:defaultValue="0">