diff --git a/sql/v01/11.create.client.sql b/sql/v01/11.create.client.sql
index ac271cc..748d043 100644
--- a/sql/v01/11.create.client.sql
+++ b/sql/v01/11.create.client.sql
@@ -244,6 +244,7 @@ CREATE TABLE member_history (
     shares          INTEGER NOT NULL,
     value_per_share INTEGER DEFAULT NULL,
     currency        TEXT    DEFAULT NULL,
+    deduct_year     INTEGER DEFAULT NULL,
     comment         TEXT    DEFAULT NULL,
 
     CONSTRAINT pk_member_history PRIMARY KEY (histnr),