diff --git a/RELEASE_NOTES.md b/RELEASE_NOTES.md
index c643ee22..499bd923 100644
--- a/RELEASE_NOTES.md
+++ b/RELEASE_NOTES.md
@@ -4,6 +4,16 @@
 cspell:words pubspec erickzanardo xcframeworks Cupertino codesign codecov rkishan appbundle proto tlsv
  -->
 
+## 1.6.54 (July 25, 2025)
+
+- Performance improvements for very large (50k+ function) applications
+  - Multi-second reduction in patch load time (startup speed)
+  - Multi-minute reduction in patch compile time.
+  - Small reduction in patch memory use and disk space requirements.
+
+Apps need to make a new release with Flutter 3.32.7 or later to benefit from
+these improvements.
+
 ## 1.6.53 (July 24, 2025)
 
 - ⚡️ fail fast if existing release already exists
diff --git a/bin/internal/flutter.version b/bin/internal/flutter.version
index e5d5b8e3..83379eb9 100644
--- a/bin/internal/flutter.version
+++ b/bin/internal/flutter.version
@@ -1 +1 @@
-3f14ca5f3bc037b703825519126bbe64aaee1827
+67a9b568752fd757fd2e5b3ad8e3ab225bd465ea
diff --git a/packages/shorebird_cli/lib/src/version.dart b/packages/shorebird_cli/lib/src/version.dart
index 5339e5f1..12c871e7 100644
--- a/packages/shorebird_cli/lib/src/version.dart
+++ b/packages/shorebird_cli/lib/src/version.dart
@@ -1,2 +1,2 @@
 // Generated code. Do not modify.
-const packageVersion = '1.6.53';
+const packageVersion = '1.6.54';
diff --git a/packages/shorebird_cli/pubspec.yaml b/packages/shorebird_cli/pubspec.yaml
index 5316865b..59a8389f 100644
--- a/packages/shorebird_cli/pubspec.yaml
+++ b/packages/shorebird_cli/pubspec.yaml
@@ -1,6 +1,6 @@
 name: shorebird_cli
 description: Command-line tool to interact with Shorebird's services.
-version: 1.6.53
+version: 1.6.54
 repository: https://github.com/shorebirdtech/shorebird
 resolution: workspace