diff --git a/CHANGELOG.md b/CHANGELOG.md
index 4c64871..9367c2c 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -23,6 +23,16 @@ lockstep.
 - Flow editor pinned at 0.25.0 (store-resolvability split in the
   flow list, three-path analyzer message).
 
+### Added — project separation for flows (0.78.0)
+
+- **Workspace switcher on the Flows page.** The same project
+  selector as Audit/Approvals/Runs now sits in the flow editor's
+  toolbar: it filters the flow list by the active project (flows
+  without a `project:` key count as "general" — display semantics,
+  files are never rewritten) and is the project a new flow gets
+  stamped with. The file keeps winning for runs; the editor's
+  mismatch banner still offers the one-click align.
+
 ### Added — real trust + exposure data (0.77.0)
 
 - **Per-entry install verification.** The hub now reports (since
diff --git a/lib/pages/flows.dart b/lib/pages/flows.dart
index 01e78d4..dbd831f 100644
--- a/lib/pages/flows.dart
+++ b/lib/pages/flows.dart
@@ -21,6 +21,7 @@ import '../data/store_caps.dart';
 import '../data/workspace.dart';
 import '../l10n/app_localizations.dart';
 import '../widgets/chain_install_confirm.dart';
+import '../widgets/chain_workspace_switcher.dart';
 
 class FlowsPage extends StatefulWidget {
   /// Pre-load this flow when the editor first builds. Studio
@@ -182,6 +183,11 @@ class _FlowsPageState extends State<FlowsPage> {
             onInstallCapability: _onInstallCapability,
             onAddModuleSource: _onAddModuleSource,
             activeProject: Workspace.instance.activeSlug,
+            // Same switcher as Audit/Approvals/Runs, hosted in the
+            // editor's toolbar (the page's single header): it
+            // filters the flow list and is the project a new flow
+            // gets stamped with.
+            toolbarTrailing: const ChainWorkspaceSwitcher(),
             // Native file dialog for the Run tab's file inputs —
             // nobody should have to type an absolute path by hand.
             onPickFile: _pickFlowInputFile,
diff --git a/pubspec.yaml b/pubspec.yaml
index 8b494a9..affcf0c 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -47,7 +47,7 @@ dependencies:
       # builds against. Bump this in lockstep with the editor tag.
       # Commit-pinned to editor 0.25.0 until its v0.25.0 tag exists
       # (equally reproducible); switch back to the tag then.
-      ref: ab97e5e
+      ref: c4a39a3
 
 dev_dependencies:
   flutter_test: