diff --git a/SwipeTransition.xcodeproj/project.pbxproj b/SwipeTransition.xcodeproj/project.pbxproj
index 5a39bbd..417f779 100644
--- a/SwipeTransition.xcodeproj/project.pbxproj
+++ b/SwipeTransition.xcodeproj/project.pbxproj
@@ -906,7 +906,7 @@
 				DYLIB_INSTALL_NAME_BASE = "@rpath";
 				INFOPLIST_FILE = "$(SRCROOT)/AutoSwipeBack/Info.plist";
 				INSTALL_PATH = "$(LOCAL_LIBRARY_DIR)/Frameworks";
-				IPHONEOS_DEPLOYMENT_TARGET = 11.2;
+				IPHONEOS_DEPLOYMENT_TARGET = 8.0;
 				LD_RUNPATH_SEARCH_PATHS = "$(inherited) @executable_path/Frameworks @loader_path/Frameworks";
 				PRODUCT_BUNDLE_IDENTIFIER = com.github.tattn.AutoSwipeBack;
 				PRODUCT_NAME = "$(TARGET_NAME:c99extidentifier)";
@@ -927,7 +927,7 @@
 				DYLIB_INSTALL_NAME_BASE = "@rpath";
 				INFOPLIST_FILE = "$(SRCROOT)/AutoSwipeBack/Info.plist";
 				INSTALL_PATH = "$(LOCAL_LIBRARY_DIR)/Frameworks";
-				IPHONEOS_DEPLOYMENT_TARGET = 11.2;
+				IPHONEOS_DEPLOYMENT_TARGET = 8.0;
 				LD_RUNPATH_SEARCH_PATHS = "$(inherited) @executable_path/Frameworks @loader_path/Frameworks";
 				PRODUCT_BUNDLE_IDENTIFIER = com.github.tattn.AutoSwipeBack;
 				PRODUCT_NAME = "$(TARGET_NAME:c99extidentifier)";
@@ -980,7 +980,7 @@
 				DYLIB_INSTALL_NAME_BASE = "@rpath";
 				INFOPLIST_FILE = AutoSwipeToDismiss/Info.plist;
 				INSTALL_PATH = "$(LOCAL_LIBRARY_DIR)/Frameworks";
-				IPHONEOS_DEPLOYMENT_TARGET = 11.2;
+				IPHONEOS_DEPLOYMENT_TARGET = 8.0;
 				LD_RUNPATH_SEARCH_PATHS = "$(inherited) @executable_path/Frameworks @loader_path/Frameworks";
 				PRODUCT_BUNDLE_IDENTIFIER = com.github.tattn.AutoSwipeToDismiss;
 				PRODUCT_NAME = "$(TARGET_NAME:c99extidentifier)";
@@ -1001,7 +1001,7 @@
 				DYLIB_INSTALL_NAME_BASE = "@rpath";
 				INFOPLIST_FILE = AutoSwipeToDismiss/Info.plist;
 				INSTALL_PATH = "$(LOCAL_LIBRARY_DIR)/Frameworks";
-				IPHONEOS_DEPLOYMENT_TARGET = 11.2;
+				IPHONEOS_DEPLOYMENT_TARGET = 8.0;
 				LD_RUNPATH_SEARCH_PATHS = "$(inherited) @executable_path/Frameworks @loader_path/Frameworks";
 				PRODUCT_BUNDLE_IDENTIFIER = com.github.tattn.AutoSwipeToDismiss;
 				PRODUCT_NAME = "$(TARGET_NAME:c99extidentifier)";