diff --git a/CHANGELOG.md b/CHANGELOG.md
index c4360f63..5fa3cdd2 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,11 @@
 
 All notable changes to cmuxterm are documented here.
 
+## [1.17.3] - 2025-02-05
+
+### Fixed
+- Auto-update not working (Sparkle EdDSA signing was silently failing due to SUPublicEDKey missing from Info.plist)
+
 ## [1.17.1] - 2025-02-05
 
 ### Fixed
diff --git a/GhosttyTabs.xcodeproj/project.pbxproj b/GhosttyTabs.xcodeproj/project.pbxproj
index 04d2240f..57f03111 100644
--- a/GhosttyTabs.xcodeproj/project.pbxproj
+++ b/GhosttyTabs.xcodeproj/project.pbxproj
@@ -534,7 +534,7 @@
 				CODE_SIGN_ENTITLEMENTS = "";
 				CODE_SIGN_STYLE = Automatic;
 				COMBINE_HIDPI_IMAGES = YES;
-				CURRENT_PROJECT_VERSION = 22;
+				CURRENT_PROJECT_VERSION = 23;
 				DEVELOPMENT_TEAM = "";
 				ENABLE_HARDENED_RUNTIME = NO;
 				GENERATE_INFOPLIST_FILE = YES;
@@ -550,7 +550,7 @@
 					"$(inherited)",
 					"@executable_path/../Frameworks",
 				);
-				MARKETING_VERSION = 1.17.2;
+				MARKETING_VERSION = 1.17.3;
 				OTHER_LDFLAGS = (
 					"-lc++",
 					"-framework",
@@ -579,7 +579,7 @@
 				CODE_SIGN_ENTITLEMENTS = "";
 				CODE_SIGN_STYLE = Automatic;
 				COMBINE_HIDPI_IMAGES = YES;
-				CURRENT_PROJECT_VERSION = 22;
+				CURRENT_PROJECT_VERSION = 23;
 				DEVELOPMENT_TEAM = "";
 				ENABLE_HARDENED_RUNTIME = NO;
 				GENERATE_INFOPLIST_FILE = YES;
@@ -595,7 +595,7 @@
 					"$(inherited)",
 					"@executable_path/../Frameworks",
 				);
-				MARKETING_VERSION = 1.17.2;
+				MARKETING_VERSION = 1.17.3;
 				OTHER_LDFLAGS = (
 					"-lc++",
 					"-framework",
@@ -648,10 +648,10 @@
 			isa = XCBuildConfiguration;
 			buildSettings = {
 				CODE_SIGN_STYLE = Automatic;
-				CURRENT_PROJECT_VERSION = 22;
+				CURRENT_PROJECT_VERSION = 23;
 				GENERATE_INFOPLIST_FILE = YES;
 				MACOSX_DEPLOYMENT_TARGET = 13.0;
-				MARKETING_VERSION = 1.17.2;
+				MARKETING_VERSION = 1.17.3;
 				ONLY_ACTIVE_ARCH = YES;
 				PRODUCT_BUNDLE_IDENTIFIER = com.cmuxterm.appuitests;
 				PRODUCT_NAME = "$(TARGET_NAME)";
@@ -665,10 +665,10 @@
 			isa = XCBuildConfiguration;
 			buildSettings = {
 				CODE_SIGN_STYLE = Automatic;
-				CURRENT_PROJECT_VERSION = 22;
+				CURRENT_PROJECT_VERSION = 23;
 				GENERATE_INFOPLIST_FILE = YES;
 				MACOSX_DEPLOYMENT_TARGET = 13.0;
-				MARKETING_VERSION = 1.17.2;
+				MARKETING_VERSION = 1.17.3;
 				ONLY_ACTIVE_ARCH = YES;
 				PRODUCT_BUNDLE_IDENTIFIER = com.cmuxterm.appuitests;
 				PRODUCT_NAME = "$(TARGET_NAME)";
diff --git a/docs-site/content/docs/changelog.mdx b/docs-site/content/docs/changelog.mdx
index bbc6e157..86b06308 100644
--- a/docs-site/content/docs/changelog.mdx
+++ b/docs-site/content/docs/changelog.mdx
@@ -5,6 +5,11 @@ description: Release notes and version history for cmuxterm
 
 All notable changes to cmuxterm are documented here.
 
+## [1.17.3] - 2025-02-05
+
+### Fixed
+- Auto-update not working (Sparkle EdDSA signing was silently failing due to SUPublicEDKey missing from Info.plist)
+
 ## [1.17.1] - 2025-02-05
 
 ### Fixed