diff --git a/Update-Info.plist b/Update-Info.plist
index bc7057e0..d04046a7 100644
--- a/Update-Info.plist
+++ b/Update-Info.plist
@@ -3,9 +3,9 @@
 <plist version="1.0">
 <dict>
 	<key>CFBundleShortVersionString</key>
-	<string>3.4.7</string>
+	<string>3.4.8</string>
 	<key>CFBundleVersion</key>
-	<string>3407</string>
+	<string>3408</string>
 	<key>UpdateInfoEndpoint</key>
 	<string>https://gitee.com/vchewing/vChewing-macOS/raw/main/Update-Info.plist</string>
 	<key>UpdateInfoSite</key>
diff --git a/vChewing.pkgproj b/vChewing.pkgproj
index f12efeda..d73e7999 100644
--- a/vChewing.pkgproj
+++ b/vChewing.pkgproj
@@ -726,7 +726,7 @@
 				<key>USE_HFS+_COMPRESSION</key>
 				<false/>
 				<key>VERSION</key>
-				<string>3.4.7</string>
+				<string>3.4.8</string>
 			</dict>
 			<key>TYPE</key>
 			<integer>0</integer>
diff --git a/vChewing.xcodeproj/project.pbxproj b/vChewing.xcodeproj/project.pbxproj
index 1cc70144..5bd423fe 100644
--- a/vChewing.xcodeproj/project.pbxproj
+++ b/vChewing.xcodeproj/project.pbxproj
@@ -1308,7 +1308,7 @@
 				CLANG_WARN_UNGUARDED_AVAILABILITY = YES_AGGRESSIVE;
 				CODE_SIGN_STYLE = Automatic;
 				COMBINE_HIDPI_IMAGES = YES;
-				CURRENT_PROJECT_VERSION = 3407;
+				CURRENT_PROJECT_VERSION = 3408;
 				DEBUG_INFORMATION_FORMAT = dwarf;
 				GCC_C_LANGUAGE_STANDARD = gnu11;
 				GCC_DYNAMIC_NO_PIC = NO;
@@ -1333,7 +1333,7 @@
 					/usr/lib/swift,
 				);
 				MACOSX_DEPLOYMENT_TARGET = 10.13.4;
-				MARKETING_VERSION = 3.4.7;
+				MARKETING_VERSION = 3.4.8;
 				MTL_ENABLE_DEBUG_INFO = INCLUDE_SOURCE;
 				MTL_FAST_MATH = YES;
 				PRODUCT_BUNDLE_IDENTIFIER = org.atelierInmu.vChewing.Preferences;
@@ -1363,7 +1363,7 @@
 				CLANG_WARN_UNGUARDED_AVAILABILITY = YES_AGGRESSIVE;
 				CODE_SIGN_STYLE = Automatic;
 				COMBINE_HIDPI_IMAGES = YES;
-				CURRENT_PROJECT_VERSION = 3407;
+				CURRENT_PROJECT_VERSION = 3408;
 				DEBUG_INFORMATION_FORMAT = "dwarf-with-dsym";
 				ENABLE_NS_ASSERTIONS = NO;
 				GCC_C_LANGUAGE_STANDARD = gnu11;
@@ -1383,7 +1383,7 @@
 					/usr/lib/swift,
 				);
 				MACOSX_DEPLOYMENT_TARGET = 10.13.4;
-				MARKETING_VERSION = 3.4.7;
+				MARKETING_VERSION = 3.4.8;
 				MTL_ENABLE_DEBUG_INFO = NO;
 				MTL_FAST_MATH = YES;
 				PRODUCT_BUNDLE_IDENTIFIER = org.atelierInmu.vChewing.Preferences;
@@ -1411,7 +1411,7 @@
 				CLANG_WARN_OBJC_ROOT_CLASS = YES_ERROR;
 				CLANG_WARN_UNGUARDED_AVAILABILITY = YES_AGGRESSIVE;
 				CODE_SIGN_STYLE = Automatic;
-				CURRENT_PROJECT_VERSION = 3407;
+				CURRENT_PROJECT_VERSION = 3408;
 				GCC_C_LANGUAGE_STANDARD = gnu11;
 				GCC_DYNAMIC_NO_PIC = NO;
 				GCC_PREPROCESSOR_DEFINITIONS = (
@@ -1427,7 +1427,7 @@
 					/usr/lib/swift,
 				);
 				MACOSX_DEPLOYMENT_TARGET = 10.13.4;
-				MARKETING_VERSION = 3.4.7;
+				MARKETING_VERSION = 3.4.8;
 				MTL_ENABLE_DEBUG_INFO = INCLUDE_SOURCE;
 				MTL_FAST_MATH = YES;
 				PRODUCT_BUNDLE_IDENTIFIER = org.atelierInmu.vChewingTests;
@@ -1456,7 +1456,7 @@
 				CLANG_WARN_OBJC_ROOT_CLASS = YES_ERROR;
 				CLANG_WARN_UNGUARDED_AVAILABILITY = YES_AGGRESSIVE;
 				CODE_SIGN_STYLE = Automatic;
-				CURRENT_PROJECT_VERSION = 3407;
+				CURRENT_PROJECT_VERSION = 3408;
 				ENABLE_NS_ASSERTIONS = NO;
 				GCC_C_LANGUAGE_STANDARD = gnu11;
 				GCC_WARN_ABOUT_RETURN_TYPE = YES_ERROR;
@@ -1468,7 +1468,7 @@
 					/usr/lib/swift,
 				);
 				MACOSX_DEPLOYMENT_TARGET = 10.13.4;
-				MARKETING_VERSION = 3.4.7;
+				MARKETING_VERSION = 3.4.8;
 				MTL_ENABLE_DEBUG_INFO = NO;
 				MTL_FAST_MATH = YES;
 				PRODUCT_BUNDLE_IDENTIFIER = org.atelierInmu.vChewingTests;
@@ -1588,7 +1588,7 @@
 				CODE_SIGN_IDENTITY = "-";
 				CODE_SIGN_STYLE = Automatic;
 				COMBINE_HIDPI_IMAGES = YES;
-				CURRENT_PROJECT_VERSION = 3407;
+				CURRENT_PROJECT_VERSION = 3408;
 				DEAD_CODE_STRIPPING = YES;
 				DEVELOPMENT_ASSET_PATHS = "";
 				DEVELOPMENT_TEAM = "";
@@ -1619,7 +1619,7 @@
 					/usr/lib/swift,
 				);
 				MACOSX_DEPLOYMENT_TARGET = 10.13.4;
-				MARKETING_VERSION = 3.4.7;
+				MARKETING_VERSION = 3.4.8;
 				ONLY_ACTIVE_ARCH = YES;
 				PRODUCT_BUNDLE_IDENTIFIER = org.atelierInmu.inputmethod.vChewing;
 				PRODUCT_NAME = "$(TARGET_NAME)";
@@ -1651,7 +1651,7 @@
 				CODE_SIGN_IDENTITY = "-";
 				CODE_SIGN_STYLE = Automatic;
 				COMBINE_HIDPI_IMAGES = YES;
-				CURRENT_PROJECT_VERSION = 3407;
+				CURRENT_PROJECT_VERSION = 3408;
 				DEAD_CODE_STRIPPING = YES;
 				DEVELOPMENT_ASSET_PATHS = "";
 				DEVELOPMENT_TEAM = "";
@@ -1676,7 +1676,7 @@
 					/usr/lib/swift,
 				);
 				MACOSX_DEPLOYMENT_TARGET = 10.13.4;
-				MARKETING_VERSION = 3.4.7;
+				MARKETING_VERSION = 3.4.8;
 				PRODUCT_BUNDLE_IDENTIFIER = org.atelierInmu.inputmethod.vChewing;
 				PRODUCT_NAME = "$(TARGET_NAME)";
 				PROVISIONING_PROFILE_SPECIFIER = "";
@@ -1701,7 +1701,7 @@
 				CODE_SIGN_IDENTITY = "-";
 				CODE_SIGN_STYLE = Automatic;
 				COMBINE_HIDPI_IMAGES = YES;
-				CURRENT_PROJECT_VERSION = 3407;
+				CURRENT_PROJECT_VERSION = 3408;
 				DEAD_CODE_STRIPPING = YES;
 				DEVELOPMENT_TEAM = "";
 				ENABLE_HARDENED_RUNTIME = YES;
@@ -1724,7 +1724,7 @@
 					/usr/lib/swift,
 				);
 				MACOSX_DEPLOYMENT_TARGET = 10.13.4;
-				MARKETING_VERSION = 3.4.7;
+				MARKETING_VERSION = 3.4.8;
 				ONLY_ACTIVE_ARCH = YES;
 				PRODUCT_BUNDLE_IDENTIFIER = org.atelierInmu.vChewing.vChewingInstaller;
 				PRODUCT_NAME = "$(TARGET_NAME)";
@@ -1749,7 +1749,7 @@
 				CODE_SIGN_IDENTITY = "-";
 				CODE_SIGN_STYLE = Automatic;
 				COMBINE_HIDPI_IMAGES = YES;
-				CURRENT_PROJECT_VERSION = 3407;
+				CURRENT_PROJECT_VERSION = 3408;
 				DEAD_CODE_STRIPPING = YES;
 				DEVELOPMENT_TEAM = "";
 				ENABLE_HARDENED_RUNTIME = YES;
@@ -1766,7 +1766,7 @@
 					/usr/lib/swift,
 				);
 				MACOSX_DEPLOYMENT_TARGET = 10.13.4;
-				MARKETING_VERSION = 3.4.7;
+				MARKETING_VERSION = 3.4.8;
 				PRODUCT_BUNDLE_IDENTIFIER = org.atelierInmu.vChewing.vChewingInstaller;
 				PRODUCT_NAME = "$(TARGET_NAME)";
 				PROVISIONING_PROFILE_SPECIFIER = "";