@@ -13,7 +13,7 @@ layer("055_OrchestrationV2", (it) => {
     Effect.sync(() => {
       assert.deepStrictEqual(
         migrationEntries.map(([id]) => id),
-        Array.from({ length: 64 }, (_, index) => index + 1),
+        Array.from({ length: 65 }, (_, index) => index + 1),
       );
     }),
   );
@@ -22,6 +22,14 @@ layer("055_OrchestrationV2", (it) => {
     Effect.gen(function* () {
       const sql = yield* SqlClient.SqlClient;
       yield* runMigrations({ toMigrationInclusive: 53 });
+      yield* sql`
+        INSERT INTO projection_projects (
+          project_id, title, workspace_root, scripts_json, created_at, updated_at
+        ) VALUES (
+          'project:existing', 'Existing project', '/work/existing', '[]',
+          '2026-06-19T00:00:00.000Z', '2026-06-20T00:00:00.000Z'
+        )
+      `;
 
       const executed = yield* runMigrations();
       assert.deepStrictEqual(executed, [
@@ -36,8 +44,16 @@ layer("055_OrchestrationV2", (it) => {
         [62, "ThreadFailureLookupIndex"],
         [63, "DropUnusedV1Projections"],
         [64, "CanonicalizeThreadPullRequestLinks"],
+        [65, "ProjectionProjectExplicitTitle"],
       ]);
       assert.deepStrictEqual(yield* runMigrations(), []);
+      assert.deepStrictEqual(
+        yield* sql`
+          SELECT title, title_is_explicit FROM projection_projects
+          WHERE project_id = 'project:existing'
+        `,
+        [{ title: "Existing project", title_is_explicit: 0 }],
+      );
 
       const migrations = yield* sql<{
         readonly migration_id: number;
@@ -66,6 +82,7 @@ layer("055_OrchestrationV2", (it) => {
         { migration_id: 62, name: "ThreadFailureLookupIndex" },
         { migration_id: 63, name: "DropUnusedV1Projections" },
         { migration_id: 64, name: "CanonicalizeThreadPullRequestLinks" },
+        { migration_id: 65, name: "ProjectionProjectExplicitTitle" },
       ]);
 
       const tables = yield* sql<{ readonly name: string }>`
 
@@ -123,8 +123,10 @@ layer("064_CanonicalizeThreadPullRequestLinks", (it) => {
           'user', ${v1Payload}, '{}', 1)
       `;
 
-      assert.deepEqual(yield* runMigrations(), [[64, "CanonicalizeThreadPullRequestLinks"]]);
-      assert.deepEqual(yield* runMigrations(), []);
+      assert.deepEqual(yield* runMigrations({ toMigrationInclusive: 64 }), [
+        [64, "CanonicalizeThreadPullRequestLinks"],
+      ]);
+      assert.deepEqual(yield* runMigrations({ toMigrationInclusive: 64 }), []);
       const rows = yield* sql<{ readonly thread_id: string; readonly payload_json: string }>`
         SELECT thread_id, payload_json FROM orchestration_v2_projection_threads
       `;
 
@@ -44,6 +44,7 @@ describe("V2 preview upgrade", () => {
         [62, "ThreadFailureLookupIndex"],
         [63, "DropUnusedV1Projections"],
         [64, "CanonicalizeThreadPullRequestLinks"],
+        [65, "ProjectionProjectExplicitTitle"],
       ]);
       assert.deepStrictEqual(yield* runMigrations(), []);
       assert.deepStrictEqual(yield* sql`SELECT * FROM orchestration_v2_legacy_imports`, imports);
@@ -131,6 +132,7 @@ describe("V2 preview upgrade", () => {
         [62, "ThreadFailureLookupIndex"],
         [63, "DropUnusedV1Projections"],
         [64, "CanonicalizeThreadPullRequestLinks"],
+        [65, "ProjectionProjectExplicitTitle"],
       ]);
     }).pipe(Effect.provide(NodeSqliteClient.layer({ filename: ":memory:" }))),
   );
 
@@ -281,6 +281,7 @@ function ProjectDetail({
       return;
     }
     if (!projectGroupTitleNeedsUpdate(group.memberProjects, title, wasEdited)) {
+      setDraftName(null);
       return;
     }
     const result = await updateAllMembers({ title }, "Failed to rename project");
Original file line number	Diff line number	Diff line change
`@@ -281,6 +281,7 @@ function ProjectDetail({`
`281`	`281`	`return;`
`282`	`282`	`}`
`283`	`283`	`if (!projectGroupTitleNeedsUpdate(group.memberProjects, title, wasEdited)) {`
	`284`	`+ setDraftName(null);`
`284`	`285`	`return;`
`285`	`286`	`}`
`286`	`287`	`const result = await updateAllMembers({ title }, "Failed to rename project");`