diff --git a/installation/CHANGELOG b/installation/CHANGELOG
index 284b07c8161d1..63012c4afd8f0 100644
--- a/installation/CHANGELOG
+++ b/installation/CHANGELOG
@@ -26,6 +26,9 @@ $ -> Language fix or change
 - -> Removed
 ! -> Note
 
+28-Jan-2013 Mark Dexter
+ # [#29999] Fix fatal error in JInstallerFile::uninstall(). Thanks Matias Griese.
+
 26-Jan-2013 Jean-Marie Simonet
 # [#30031] *Notice: Undefined index: title in /plugins/content/pagebreak/pagebreak.php on line 197. Thanks Bernard
 
diff --git a/libraries/joomla/installer/adapters/file.php b/libraries/joomla/installer/adapters/file.php
index cb22c04346842..00f0eba745d45 100644
--- a/libraries/joomla/installer/adapters/file.php
+++ b/libraries/joomla/installer/adapters/file.php
@@ -481,6 +481,7 @@ public function uninstall($id)
 			// Second argument is the utf compatible version attribute
 			$utfresult = $this->parent->parseSQLFiles($this->manifest->uninstall->sql);
 
+			$db = JFactory::getDbo();
 			if ($utfresult === false)
 			{
 				// Install failed, rollback changes
@@ -488,8 +489,7 @@ public function uninstall($id)
 				$retval = false;
 			}
 
-			// Remove the schema version
-			$db = JFactory::getDbo();
+ 			// Remove the schema version
 			$query = $db->getQuery(true);
 			$query->delete()
 				->from('#__schemas')