diff --git a/STINK_student_records/STINK_student_records.xml b/STINK_student_records/STINK_student_records.xml
index 58daabb..fa37fbb 100644
--- a/STINK_student_records/STINK_student_records.xml
+++ b/STINK_student_records/STINK_student_records.xml
@@ -345,7 +345,7 @@
 CREATE TABLE Staff
 ( Staff_ID          NUMBER(7),
   Rank              VARCHAR2(2)     NOT NULL
-    CONSTRAINT Staff Rank_Valid
+    CONSTRAINT Staff_Rank_Valid
       CHECK ( Rank IN ( 'T', 'AL', 'L', 'SL', 'AP', 'P' ) ),
   Salary            NUMBER(8,2)     NOT NULL
     CONSTRAINT Staff_Salary_Range CHECK ( Salary >= 40450 ),