diff --git a/docs/Changelog.md b/docs/Changelog.md
index f5e975f..315dd06 100644
--- a/docs/Changelog.md
+++ b/docs/Changelog.md
@@ -10,6 +10,7 @@ Setting versions are documented using the pref `librewolf.cfg.version`, availabl
 **References**:
 
 - hide Firefox View til reviewed, see https://gitlab.com/librewolf-community/browser/source/-/issues/78;
+- unlock setting version, to avoid file corruption;
 
 #### Removed preferences
 
diff --git a/librewolf.cfg b/librewolf.cfg
index f6dc897..1c79a3e 100755
--- a/librewolf.cfg
+++ b/librewolf.cfg
@@ -5,8 +5,9 @@
  * the answers to the most common questions can be found at https://librewolf.net/docs/faq/.
  * 
  * WARNING: make sure the first line of this file is empty. this is a known bug.
+ * WARNING: do not lock below pref, otherwise the file will be corrupted.
  */
-lockpref("librewolf.cfg.version", "7.2");
+pref("librewolf.cfg.version", "7.2");
 
 
 /** INDEX