diff --git a/catalogue/catalogue_common_schema.sql b/catalogue/catalogue_common_schema.sql
index b83bd4ab5764c82a6344052e290be1a698ff79b1..752a10b9595e7bde7f96d8f1ae72f5ba6b17eeed 100644
--- a/catalogue/catalogue_common_schema.sql
+++ b/catalogue/catalogue_common_schema.sql
@@ -80,7 +80,7 @@ CREATE TABLE TAPE(
   VID                     VARCHAR2(100)  NOT NULL,
   LOGICAL_LIBRARY_NAME    VARCHAR2(100)  NOT NULL,
   TAPE_POOL_NAME          VARCHAR2(100)  NOT NULL,
-  ENCRYPTION_KEY          VARCHAR2(100)  NOT NULL,
+  ENCRYPTION_KEY          VARCHAR2(100),
   CAPACITY_IN_BYTES       INTEGER        NOT NULL,
   DATA_IN_BYTES           INTEGER        NOT NULL,
   LAST_FSEQ               INTEGER        NOT NULL,