diff --git a/extras/ChangeLog b/extras/ChangeLog
index b344b5bbe0..f610ffb9e6 100644
--- a/extras/ChangeLog
+++ b/extras/ChangeLog
@@ -1,3 +1,8 @@
+2010-11-03  Ramon Novoa  <rnovoa@artica.es>
+
+	* pandora_update_version.sh: Fixed the regular expression that matches
+	  the InstallVersion token.
+
 2010-11-03  Ramon Novoa  <rnovoa@artica.es>
 
 	* pandora_update_version.sh: Update the InstallJammer mpi file.
diff --git a/extras/pandora_update_version.sh b/extras/pandora_update_version.sh
index 27403bcce8..d28a23656f 100755
--- a/extras/pandora_update_version.sh
+++ b/extras/pandora_update_version.sh
@@ -99,7 +99,7 @@ echo "Updating Pandora Windows Agent version..."
 sed -e "s/\s*#define\s*PANDORA_VERSION\s*.*/#define PANDORA_VERSION (\"$VERSION(Build $BUILD)\")/" "$AGENT_WIN_FILE" > "$TEMP_FILE" && mv "$TEMP_FILE" "$AGENT_WIN_FILE"
 sed -e "s/{Pandora FMS Windows Agent v.*}/{Pandora FMS Windows Agent v$VERSION}/" "$AGENT_WIN_MPI_FILE" > "$TEMP_FILE" && mv "$TEMP_FILE" "$AGENT_WIN_MPI_FILE"
 NUMERIC_VERSION=$(echo $VERSION | sed -e "s/\([0-9]*\.[0-9]*\).*/\1/")
-sed -n "1h;1!H;\${;g;s/InstallVersion[\r\n]{.*}/InstallVersion\n{$NUMERIC_VERSION.0.0}/g;p;}" "$AGENT_WIN_MPI_FILE" > "$TEMP_FILE" && mv "$TEMP_FILE" "$AGENT_WIN_MPI_FILE"
+sed -n "1h;1!H;\${;g;s/InstallVersion[\r\n]{\S*}/InstallVersion\n{$NUMERIC_VERSION.0.0}/g;p;}" "$AGENT_WIN_MPI_FILE" > "$TEMP_FILE" && mv "$TEMP_FILE" "$AGENT_WIN_MPI_FILE"
 
 rm -f "$TEMP_FILE"