diff --git a/OHHTTPStubs/OHHTTPStubs.xcodeproj/project.pbxproj b/OHHTTPStubs/OHHTTPStubs.xcodeproj/project.pbxproj
index 08749b6b..3a4f4e4d 100644
--- a/OHHTTPStubs/OHHTTPStubs.xcodeproj/project.pbxproj
+++ b/OHHTTPStubs/OHHTTPStubs.xcodeproj/project.pbxproj
@@ -808,12 +808,14 @@
 				ORGANIZATIONNAME = AliSoftware;
 				TargetAttributes = {
 					09110A5019805F4800D175E4 = {
+						LastSwiftMigration = 0800;
 						TestTargetID = 09110A4019805F4800D175E4;
 					};
 					093442DD1B80EC4A00A91535 = {
 						LastSwiftMigration = 0800;
 					};
 					095981D119806A7900807DBE = {
+						LastSwiftMigration = 0800;
 						TestTargetID = 095981C119806A7900807DBE;
 					};
 					725CD99A1A9EB65100F84C8B = {
@@ -822,6 +824,7 @@
 					};
 					EA100AB61BE15BE400129352 = {
 						CreatedOnToolsVersion = 7.1;
+						LastSwiftMigration = 0800;
 					};
 				};
 			};
@@ -1500,6 +1503,7 @@
 				PRODUCT_BUNDLE_IDENTIFIER = "com.alisoftware.${PRODUCT_NAME:rfc1034identifier}";
 				PRODUCT_NAME = OHHTTPStubs;
 				SDKROOT = macosx;
+				SWIFT_VERSION = 2.3;
 				WRAPPER_EXTENSION = framework;
 			};
 			name = Debug;
@@ -1525,6 +1529,7 @@
 				PRODUCT_BUNDLE_IDENTIFIER = "com.alisoftware.${PRODUCT_NAME:rfc1034identifier}";
 				PRODUCT_NAME = OHHTTPStubs;
 				SDKROOT = macosx;
+				SWIFT_VERSION = 2.3;
 				WRAPPER_EXTENSION = framework;
 			};
 			name = Release;
@@ -1688,6 +1693,7 @@
 				PRODUCT_NAME = OHHTTPStubs;
 				SDKROOT = appletvos;
 				SKIP_INSTALL = YES;
+				SWIFT_VERSION = 2.3;
 			};
 			name = Debug;
 		};
@@ -1709,6 +1715,7 @@
 				PRODUCT_NAME = OHHTTPStubs;
 				SDKROOT = appletvos;
 				SKIP_INSTALL = YES;
+				SWIFT_VERSION = 2.3;
 			};
 			name = Release;
 		};