diff --git a/Xcode/Cacao.xcodeproj/project.pbxproj b/Xcode/Cacao.xcodeproj/project.pbxproj
index 3b24867..0858b12 100644
--- a/Xcode/Cacao.xcodeproj/project.pbxproj
+++ b/Xcode/Cacao.xcodeproj/project.pbxproj
@@ -636,6 +636,7 @@
 				ONLY_ACTIVE_ARCH = YES;
 				SDKROOT = macosx;
 				SWIFT_OPTIMIZATION_LEVEL = "-Onone";
+				SWIFT_VERSION = 3.0;
 				VERSIONING_SYSTEM = "apple-generic";
 				VERSION_INFO_PREFIX = "";
 			};
@@ -685,6 +686,7 @@
 				MTL_ENABLE_DEBUG_INFO = NO;
 				SDKROOT = macosx;
 				SWIFT_OPTIMIZATION_LEVEL = "-Owholemodule";
+				SWIFT_VERSION = 3.0;
 				VERSIONING_SYSTEM = "apple-generic";
 				VERSION_INFO_PREFIX = "";
 			};
@@ -709,7 +711,6 @@
 				SKIP_INSTALL = YES;
 				SWIFT_INCLUDE_PATHS = $SRCROOT;
 				SWIFT_OPTIMIZATION_LEVEL = "-Onone";
-				SWIFT_VERSION = 3.0;
 			};
 			name = Debug;
 		};
@@ -731,7 +732,6 @@
 				PRODUCT_NAME = "$(TARGET_NAME)";
 				SKIP_INSTALL = YES;
 				SWIFT_INCLUDE_PATHS = $SRCROOT;
-				SWIFT_VERSION = 3.0;
 			};
 			name = Release;
 		};
@@ -745,7 +745,6 @@
 				PRODUCT_BUNDLE_IDENTIFIER = com.pureswift.CacaoTests;
 				PRODUCT_NAME = "$(TARGET_NAME)";
 				SWIFT_OPTIMIZATION_LEVEL = "-Onone";
-				SWIFT_VERSION = 3.0;
 			};
 			name = Debug;
 		};
@@ -758,7 +757,6 @@
 				LD_RUNPATH_SEARCH_PATHS = "$(inherited) @executable_path/../Frameworks @loader_path/../Frameworks";
 				PRODUCT_BUNDLE_IDENTIFIER = com.pureswift.CacaoTests;
 				PRODUCT_NAME = "$(TARGET_NAME)";
-				SWIFT_VERSION = 3.0;
 			};
 			name = Release;
 		};