diff --git a/Schema/SetSubstitution.sql b/Schema/SetSubstitution.sql
index bab413e..16823bc 100644
--- a/Schema/SetSubstitution.sql
+++ b/Schema/SetSubstitution.sql
@@ -39,7 +39,7 @@ BEGIN
 
     dbms_output.put_line('Security Group:'||l_sgid);
     
-    l_substitution := '('||upper('&&2')||'-'||to_char(sysdate,'DD-MON-YYYY HH24:MI')||')';
+    l_substitution := '('||upper('&&2')||'-'||to_char(sysdate,'DD-MON-YYYY-HH24MI')||')';
 
     UPDATE flows_030100.wwv_flows w
        SET w.substitution_value_01 = l_substitution