diff --git a/UInt128.xcodeproj/project.pbxproj b/UInt128.xcodeproj/project.pbxproj
index 1e94288..09709c1 100644
--- a/UInt128.xcodeproj/project.pbxproj
+++ b/UInt128.xcodeproj/project.pbxproj
@@ -3,7 +3,7 @@
 	archiveVersion = 1;
 	classes = {
 	};
-	objectVersion = 46;
+	objectVersion = 48;
 	objects = {
 
 /* Begin PBXAggregateTarget section */
@@ -202,7 +202,7 @@
 				};
 			};
 			buildConfigurationList = 48D0A6931C80F17300A73CDF /* Build configuration list for PBXProject "UInt128" */;
-			compatibilityVersion = "Xcode 3.2";
+			compatibilityVersion = "Xcode 8.0";
 			developmentRegion = English;
 			hasScannedForEncodings = 0;
 			knownRegions = (