diff --git a/.gitmoduleversions b/.gitmoduleversions
index 57dbd460..825b8e23 100644
--- a/.gitmoduleversions
+++ b/.gitmoduleversions
@@ -1 +1 @@
-+39434f7952a9ec6a0d0c54bea9826941910f79bf third_party/SDL_GameControllerDB/assets/input (remotes/origin/HEAD)
+ f83dfc6e4925364f6489fc361627d435a125b50f third_party/SDL_GameControllerDB/assets/input (remotes/origin/HEAD)
diff --git a/.lastreleaseversion b/.lastreleaseversion
index b0872bc2..302cfa87 100644
--- a/.lastreleaseversion
+++ b/.lastreleaseversion
@@ -1 +1 @@
-1.4.45+20230904.3064.9129c289
+1.4.50+20230927.3069.edb8f108
diff --git a/.lastreleaseversioncode b/.lastreleaseversioncode
index 2e7e258a..32715f1d 100644
--- a/.lastreleaseversioncode
+++ b/.lastreleaseversioncode
@@ -1 +1 @@
-104300450
+104300500
diff --git a/XcodeProjects/iOS/aaaaxy.xcodeproj/project.pbxproj b/XcodeProjects/iOS/aaaaxy.xcodeproj/project.pbxproj
index 66b01028..b4677b2d 100644
--- a/XcodeProjects/iOS/aaaaxy.xcodeproj/project.pbxproj
+++ b/XcodeProjects/iOS/aaaaxy.xcodeproj/project.pbxproj
@@ -328,7 +328,7 @@
 					"$(inherited)",
 					"@executable_path/Frameworks",
 				);
-				MARKETING_VERSION = 1.4.45;
+				MARKETING_VERSION = 1.4.50;
 				PRODUCT_BUNDLE_IDENTIFIER = io.github.divverent.aaaaxy;
 				PRODUCT_NAME = "$(TARGET_NAME)";
 				SUPPORTED_PLATFORMS = "iphoneos iphonesimulator";
@@ -366,7 +366,7 @@
 					"$(inherited)",
 					"@executable_path/Frameworks",
 				);
-				MARKETING_VERSION = 1.4.45;
+				MARKETING_VERSION = 1.4.50;
 				PRODUCT_BUNDLE_IDENTIFIER = io.github.divverent.aaaaxy;
 				PRODUCT_NAME = "$(TARGET_NAME)";
 				SUPPORTED_PLATFORMS = "iphoneos iphonesimulator";
diff --git a/fastlane/metadata/android/en-US/changelogs/104300500.txt b/fastlane/metadata/android/en-US/changelogs/104300500.txt
new file mode 100644
index 00000000..1c223244
--- /dev/null
+++ b/fastlane/metadata/android/en-US/changelogs/104300500.txt
@@ -0,0 +1,2 @@
+  - Engine: update Ebitengine to v2.5.10; fixes iOS crashes.
+  - Engine: update modules.
diff --git a/io.github.divverent.aaaaxy.metainfo.xml b/io.github.divverent.aaaaxy.metainfo.xml
index 5876d9dc..40c6bd87 100644
--- a/io.github.divverent.aaaaxy.metainfo.xml
+++ b/io.github.divverent.aaaaxy.metainfo.xml
@@ -55,9 +55,9 @@
     <content_attribute id="language-humor">mild</content_attribute>
   </content_rating>
   <releases>
-    <release version="v1.4.45" date="2023-09-05">
-      <description><ul><li>Engine: update to Ebitengine - fixes some crashes.</li></ul></description>
-      <url>https://github.com/divVerent/aaaaxy/releases/v1.4.45</url>
+    <release version="v1.4.50" date="2023-09-27">
+      <description><ul><li>Engine: update Ebitengine to v2.5.10; fixes iOS crashes.</li><li>Engine: update modules.</li></ul></description>
+      <url>https://github.com/divVerent/aaaaxy/releases/v1.4.50</url>
     </release>
   </releases>
 </component>