diff --git a/Kukai Mobile.xcodeproj/project.pbxproj b/Kukai Mobile.xcodeproj/project.pbxproj
index 995ee4b6..f1c7c0fe 100644
--- a/Kukai Mobile.xcodeproj/project.pbxproj	
+++ b/Kukai Mobile.xcodeproj/project.pbxproj	
@@ -2707,7 +2707,7 @@
 			isa = XCRemoteSwiftPackageReference;
 			repositoryURL = "https://github.com/kukai-wallet/kukai-core-swift";
 			requirement = {
-				branch = develop;
+				branch = feature/simulate_operation;
 				kind = branch;
 			};
 		};
diff --git a/Kukai Mobile.xcodeproj/project.xcworkspace/xcshareddata/swiftpm/Package.resolved b/Kukai Mobile.xcodeproj/project.xcworkspace/xcshareddata/swiftpm/Package.resolved
index 20a35227..72e9f270 100644
--- a/Kukai Mobile.xcodeproj/project.xcworkspace/xcshareddata/swiftpm/Package.resolved	
+++ b/Kukai Mobile.xcodeproj/project.xcworkspace/xcshareddata/swiftpm/Package.resolved	
@@ -68,8 +68,8 @@
       "kind" : "remoteSourceControl",
       "location" : "https://github.com/kukai-wallet/kukai-core-swift",
       "state" : {
-        "branch" : "develop",
-        "revision" : "b6df6e2744c40ce32760c454f32b391bf84d86af"
+        "branch" : "feature/simulate_operation",
+        "revision" : "4913964dbb31cc37c3e70e5c4b5cb8f7846b1a58"
       }
     },
     {