diff --git a/.release-please-manifest.json b/.release-please-manifest.json
index 0ee8c01..2537c1f 100644
--- a/.release-please-manifest.json
+++ b/.release-please-manifest.json
@@ -1,3 +1,3 @@
 {
-  ".": "0.3.0"
+  ".": "0.4.0"
 }
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 7b2c55f..bebcdfb 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,13 @@
 # Changelog
 
+## [0.4.0](https://github.com/GregTheGreek/trapps/compare/v0.3.0...v0.4.0) (2026-07-10)
+
+
+### Features
+
+* distribute a notarized .dmg instead of a .zip ([#16](https://github.com/GregTheGreek/trapps/issues/16)) ([1bdfc11](https://github.com/GregTheGreek/trapps/commit/1bdfc11816bda3da41b3ff598eb51cb53d6cf3cd))
+* in-app auto-updates via Sparkle ([#17](https://github.com/GregTheGreek/trapps/issues/17)) ([b457170](https://github.com/GregTheGreek/trapps/commit/b4571702da73049fd77544d3613d5c3e6d8ad927))
+
 ## [0.3.0](https://github.com/GregTheGreek/trapps/compare/v0.2.0...v0.3.0) (2026-07-09)
 
 
diff --git a/Support/Info.plist b/Support/Info.plist
index 33a240c..e6fcb33 100644
--- a/Support/Info.plist
+++ b/Support/Info.plist
@@ -15,9 +15,9 @@
 	<key>CFBundlePackageType</key>
 	<string>APPL</string>
 	<key>CFBundleShortVersionString</key>
-	<string>0.3.0</string> <!-- x-release-please-version -->
+	<string>0.4.0</string> <!-- x-release-please-version -->
 	<key>CFBundleVersion</key>
-	<string>0.3.0</string> <!-- x-release-please-version -->
+	<string>0.4.0</string> <!-- x-release-please-version -->
 	<key>CFBundleInfoDictionaryVersion</key>
 	<string>6.0</string>
 	<key>LSMinimumSystemVersion</key>