diff --git a/main.inc.php b/main.inc.php
index 1850eb31b462c05fc2c6f6064fc240a2f8ebed6e..f8586d1631f8ab92b1440e45ca0564bee9bf22d1 100644
--- a/main.inc.php
+++ b/main.inc.php
@@ -55,7 +55,7 @@
 
     #Current version && schema signature (Changes from version to version)
     define('THIS_VERSION','1.7-DPR2'); //Shown on admin panel
-    define('SCHEMA_SIGNATURE','bbb021fbeb377ca66b6997b77e0167cc'); //MD5 signature of the db schema. (used to trigger upgrades)
+    define('SCHEMA_SIGNATURE','49478749dc680eef08b7954bd568cfd1'); //MD5 signature of the db schema. (used to trigger upgrades)
 
     #load config info
     $configfile='';
diff --git a/setup/inc/sql/bbb021fb-49478749.patch.sql b/setup/inc/sql/bbb021fb-49478749.patch.sql
new file mode 100644
index 0000000000000000000000000000000000000000..8bd81f32016f936848f790ef325e1613317cc3fc
--- /dev/null
+++ b/setup/inc/sql/bbb021fb-49478749.patch.sql
@@ -0,0 +1,9 @@
+/**
+ * Transitional patch - FIX on the INSTALLER schema
+ * 
+ * @version 1.7-dpr3 installerfix
+ */
+
+-- Finished with patch
+UPDATE `%TABLE_PREFIX%config`
+    SET `schema_signature`='49478749dc680eef08b7954bd568cfd1';
diff --git a/setup/inc/sql/osticket-v1.7-mysql.sql.md5 b/setup/inc/sql/osticket-v1.7-mysql.sql.md5
index e9497d0ebd591cb32c577721f38ddcc283fbf937..f27a74d5b65a34a55b6b03a5a5624c2adcf7fccf 100644
--- a/setup/inc/sql/osticket-v1.7-mysql.sql.md5
+++ b/setup/inc/sql/osticket-v1.7-mysql.sql.md5
@@ -1 +1 @@
-bbb021fbeb377ca66b6997b77e0167cc
+49478749dc680eef08b7954bd568cfd1