1 files changed, 1 insertions, 1 deletions
diff --git a/HISTORY b/HISTORY
index e8b6478408d..c17ae1528d0 100644
--- a/HISTORY
+++ b/HISTORY
@@ -182,7 +182,7 @@ Changes
    Add %TYPE syntax to CREATE TYPE (Ian Lance Taylor)
    Add ALTER TABLE / DROP CONSTRAINT for CHECK constraints (Christopher Kings-Lynne)
    New CREATE OR REPLACE FUNCTION to alter existing function (preserving the function OID) (Gavin Sherry)
-   Add ALTER TABLE / ADD UNIQUE (Christopher Kings-Lynne)
+   Add ALTER TABLE / ADD [ UNIQUE | PRIMARY ] (Christopher Kings-Lynne)
    Allow column renaming in views
    Make ALTER TABLE / RENAME COLUMN update column names of indexes (Brent Verner)
    Fix for ALTER TABLE / ADD CONSTRAINT ... CHECK with inherited tables (Stephan Szabo)