diff --git a/Tusker.xcodeproj/project.pbxproj b/Tusker.xcodeproj/project.pbxproj
index a08b3fc3..edbe8667 100644
--- a/Tusker.xcodeproj/project.pbxproj
+++ b/Tusker.xcodeproj/project.pbxproj
@@ -2395,7 +2395,6 @@
 				SWIFT_COMPILATION_MODE = wholemodule;
 				SWIFT_OPTIMIZATION_LEVEL = "-O";
 				SWIFT_OPTIMIZE_OBJECT_LIFETIME = YES;
-				SWIFT_STRICT_CONCURRENCY = complete;
 				VALIDATE_PRODUCT = YES;
 			};
 			name = Dist;
@@ -2645,7 +2644,6 @@
 				SWIFT_ACTIVE_COMPILATION_CONDITIONS = DEBUG;
 				SWIFT_OPTIMIZATION_LEVEL = "-Onone";
 				SWIFT_OPTIMIZE_OBJECT_LIFETIME = YES;
-				SWIFT_STRICT_CONCURRENCY = complete;
 			};
 			name = Debug;
 		};
@@ -2704,7 +2702,6 @@
 				SWIFT_COMPILATION_MODE = wholemodule;
 				SWIFT_OPTIMIZATION_LEVEL = "-O";
 				SWIFT_OPTIMIZE_OBJECT_LIFETIME = YES;
-				SWIFT_STRICT_CONCURRENCY = complete;
 				VALIDATE_PRODUCT = YES;
 			};
 			name = Release;