diff --git a/lovefield/lovefield-tests.ts b/lovefield/lovefield-tests.ts
index 26e7c8e24..45de3299d 100644
--- a/lovefield/lovefield-tests.ts
+++ b/lovefield/lovefield-tests.ts
@@ -8,7 +8,7 @@ function main(): void {
       addColumn('description', lf.Type.STRING).
       addColumn('deadline', lf.Type.DATE_TIME).
       addColumn('done', lf.Type.BOOLEAN).
-      addPrimaryKey(['id']).
+      addPrimaryKey(['id'], false).
       addIndex('idxDeadline', ['deadline'], false, lf.Order.DESC);
 
   var todoDb: lf.Database = null;
diff --git a/lovefield/lovefield.d.ts b/lovefield/lovefield.d.ts
index 02fdc5da0..dc91b9f90 100644
--- a/lovefield/lovefield.d.ts
+++ b/lovefield/lovefield.d.ts
@@ -200,7 +200,9 @@ declare module lf {
           name: string, columns: Array<string>|Array<IndexedColumn>,
           unique?: boolean, order?: Order): TableBuilder
       addNullable(columns: Array<Column>): TableBuilder
-      addPrimaryKey(columns: Array<string>|Array<IndexedColumn>): TableBuilder
+      addPrimaryKey(
+          columns: Array<string>|Array<IndexedColumn>,
+          autoInc?: boolean): TableBuilder
       addUnique(name: string, columns: Array<Column>): TableBuilder
     }