diff --git a/lib/lyx2lyx/ChangeLog b/lib/lyx2lyx/ChangeLog
index 2904547915..2d39d4c78e 100644
--- a/lib/lyx2lyx/ChangeLog
+++ b/lib/lyx2lyx/ChangeLog
@@ -1,3 +1,7 @@
+2005-07-29  José Matos  <jamatos@lyx.org>
+
+	* lyx_1_4.py: Fix a4 package removal when the preamble is already there.
+
 2005-07-29  José Matos  <jamatos@lyx.org>
 
 	* lyx_1_4.py: Fix widemarginsa4 convertion.
diff --git a/lib/lyx2lyx/lyx_1_4.py b/lib/lyx2lyx/lyx_1_4.py
index 2eab75fbfa..1ee3d76ca5 100644
--- a/lib/lyx2lyx/lyx_1_4.py
+++ b/lib/lyx2lyx/lyx_1_4.py
@@ -1883,7 +1883,7 @@ def remove_paperpackage(file):
             file.header[j:j]=["\\begin_preamble",
                               conv[paperpackage],"\\end_preamble"]
         else:
-            file.header[j+1:j+1] = conv[paperpackage]
+            file.header[j+1:j+1] = [conv[paperpackage]]
 
     del file.header[i]