diff --git a/Mastodon.xcodeproj/project.pbxproj b/Mastodon.xcodeproj/project.pbxproj
index f8743b3da..c46ea5ec7 100644
--- a/Mastodon.xcodeproj/project.pbxproj
+++ b/Mastodon.xcodeproj/project.pbxproj
@@ -4576,7 +4576,7 @@
 					"$(inherited)",
 					"@executable_path/Frameworks",
 				);
-				MARKETING_VERSION = 2023.12;
+				MARKETING_VERSION = 2023.13;
 				PRODUCT_BUNDLE_IDENTIFIER = org.joinmastodon.app;
 				PRODUCT_NAME = "$(TARGET_NAME)";
 				PROVISIONING_PROFILE_SPECIFIER = "";
@@ -4608,7 +4608,7 @@
 					"$(inherited)",
 					"@executable_path/Frameworks",
 				);
-				MARKETING_VERSION = 2023.12;
+				MARKETING_VERSION = 2023.13;
 				PRODUCT_BUNDLE_IDENTIFIER = org.joinmastodon.app;
 				PRODUCT_NAME = "$(TARGET_NAME)";
 				PROVISIONING_PROFILE_SPECIFIER = "";
@@ -4795,7 +4795,7 @@
 					"$(inherited)",
 					"@executable_path/Frameworks",
 				);
-				MARKETING_VERSION = 2023.12;
+				MARKETING_VERSION = 2023.13;
 				PRODUCT_BUNDLE_IDENTIFIER = org.joinmastodon.app;
 				PRODUCT_NAME = "$(TARGET_NAME)";
 				PROVISIONING_PROFILE_SPECIFIER = "";
@@ -5086,7 +5086,7 @@
 					"$(inherited)",
 					"@executable_path/Frameworks",
 				);
-				MARKETING_VERSION = 2023.12;
+				MARKETING_VERSION = 2023.13;
 				PRODUCT_BUNDLE_IDENTIFIER = org.joinmastodon.app;
 				PRODUCT_NAME = "$(TARGET_NAME)";
 				PROVISIONING_PROFILE_SPECIFIER = "";