diff --git a/SQL/0000-00-00-schema.sql b/SQL/0000-00-00-schema.sql
index b8f21845937..c23a0e1e0db 100644
--- a/SQL/0000-00-00-schema.sql
+++ b/SQL/0000-00-00-schema.sql
@@ -187,7 +187,7 @@ CREATE TABLE `session` (
   `Visit_label` varchar(255) NOT NULL,
   `SubprojectID` int(10) unsigned DEFAULT NULL,
   `Submitted` enum('Y','N') NOT NULL DEFAULT 'N',
-  `Current_stage` enum('Not Started','Screening','Visit','Approval','Subject','Recycling Bin') DEFAULT NULL,
+  `Current_stage` enum('Not Started','Screening','Visit','Approval','Subject','Recycling Bin') NOT NULL DEFAULT 'Not Started',
   `Date_stage_change` date DEFAULT NULL,
   `Screening` enum('Pass','Failure','Withdrawal','In Progress') DEFAULT NULL,
   `Date_screening` date DEFAULT NULL,
diff --git a/SQL/New_patches/2020-10-29-session-current-stage-default.sql b/SQL/New_patches/2020-10-29-session-current-stage-default.sql
new file mode 100644
index 00000000000..b123f09c17f
--- /dev/null
+++ b/SQL/New_patches/2020-10-29-session-current-stage-default.sql
@@ -0,0 +1,2 @@
+UPDATE `session` set Current_stage = 'Not Started' WHERE Current_stage IS NULL;
+ALTER TABLE `session` MODIFY Current_stage enum('Not Started','Screening','Visit','Approval','Subject','Recycling Bin') NOT NULL DEFAULT 'Not Started';