diff --git a/README.md b/README.md
index 03b50c3..f311acf 100644
--- a/README.md
+++ b/README.md
@@ -5,19 +5,36 @@ Scripting tools to interact with Thea 2 The Shattering's files in order to trans
 ## Databases
 To convert from XML
 
-```
-grep Key DATABASE_UI_LOCALIZATION.xml | awk -F'"' '{print "#. "$2"\n" "msgid " "\""$4"\"" "\n" "msgstr " "\"\""}' > DATABASE_UI_LOCALIZATION.pot.tmp
-msguniq --no-wrap DATABASE_UI_LOCALIZATION.pot.tmp > DATABASE_UI_LOCALIZATION.pot
+```bash
+grep Key Database/game_files/DATABASE_UI_LOCALIZATION.xml | grep -v "UI_EMPTY" | awk -F'"' '{print "#. "$2"\n" "msgid " "\""$4"\"" "\n" "msgstr " "\"\""}' > /tmp/DATABASE_UI_LOCALIZATION.pot.tmp
+sed -i 's/\\E/\\\\E/' /tmp/DATABASE_UI_LOCALIZATION.pot.tmp
+# Insert header
+msgid ""
+msgstr ""
+"MIME-Version: 1.0\n"
+"Content-Transfer-Encoding: 8bit\n"
+"Content-Type: text/plain; charset=UTF-8\n"
+"Project-Id-Version: \n"
+"POT-Creation-Date: \n"
+"PO-Revision-Date: \n"
+"Last-Translator: \n"
+"Language-Team: \n"
+msguniq --no-wrap /tmp/DATABASE_UI_LOCALIZATION.pot.tmp > Database/pot/DATABASE_UI_LOCALIZATION.pot
 ```
 
 
 
 ## Modules
 
-To convert from txt :
+To convert from txt:
 
-```
+```bash
 for text in Modules/game_files/*; do ./extract_module.sh "${text}"; done
 
 ```
 
+To convert back from po:
+
+```bash
+for i in Translation/fr/po/Modules/*; do ./rollback_module.sh "${i}" fr; done
+```
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