diff --git a/Package.resolved b/Package.resolved
index cebdfd5c9723..16f3f5aee6ec 100644
--- a/Package.resolved
+++ b/Package.resolved
@@ -1,5 +1,5 @@
 {
-  "originHash" : "0e9a414ac23b15d7d00b87671275679eb6cce1d5dc101ec944f5e8aee4cb097b",
+  "originHash" : "1313e97b3134138f8ca61f73141726a7e426c0097a38fadeba8e33be243b0d2e",
   "pins" : [
     {
       "identity" : "combine-schedulers",
@@ -15,8 +15,8 @@
       "kind" : "remoteSourceControl",
       "location" : "https://github.com/pointfreeco/swift-case-paths",
       "state" : {
-        "revision" : "9810c8d6c2914de251e072312f01d3bf80071852",
-        "version" : "1.7.1"
+        "revision" : "6989976265be3f8d2b5802c722f9ba168e227c71",
+        "version" : "1.7.2"
       }
     },
     {
@@ -42,8 +42,8 @@
       "kind" : "remoteSourceControl",
       "location" : "https://github.com/pointfreeco/swift-concurrency-extras",
       "state" : {
-        "revision" : "82a4ae7170d98d8538ec77238b7eb8e7199ef2e8",
-        "version" : "1.3.1"
+        "revision" : "5a3825302b1a0d744183200915a47b508c828e6f",
+        "version" : "1.3.2"
       }
     },
     {
@@ -60,8 +60,8 @@
       "kind" : "remoteSourceControl",
       "location" : "https://github.com/pointfreeco/swift-dependencies",
       "state" : {
-        "revision" : "4c90d6b2b9bf0911af87b103bb40f41771891596",
-        "version" : "1.9.2"
+        "revision" : "a10f9feeb214bc72b5337b6ef6d5a029360db4cc",
+        "version" : "1.9.5"
       }
     },
     {
@@ -96,8 +96,8 @@
       "kind" : "remoteSourceControl",
       "location" : "https://github.com/pointfreeco/swift-macro-testing",
       "state" : {
-        "revision" : "2de00af725ff4c43c9a90d7893835de312653169",
-        "version" : "0.6.3"
+        "revision" : "9ab11325daa51c7c5c10fcf16c92bac906717c7e",
+        "version" : "0.6.4"
       }
     },
     {
@@ -105,8 +105,8 @@
       "kind" : "remoteSourceControl",
       "location" : "https://github.com/pointfreeco/swift-navigation",
       "state" : {
-        "revision" : "4e89284c1966538109dc783497405bc680e9bc96",
-        "version" : "2.4.0"
+        "revision" : "6b7f44d218e776bb7a5246efb940440d57c8b2cf",
+        "version" : "2.4.2"
       }
     },
     {
@@ -114,8 +114,8 @@
       "kind" : "remoteSourceControl",
       "location" : "https://github.com/pointfreeco/swift-perception",
       "state" : {
-        "revision" : "f4f57cac7d273cddf0161293d47adbb5a6ba3aed",
-        "version" : "2.0.0"
+        "revision" : "30721accd0370d7c9cb5bd0f7cdf5a1a767b383d",
+        "version" : "2.0.8"
       }
     },
     {
@@ -123,8 +123,8 @@
       "kind" : "remoteSourceControl",
       "location" : "https://github.com/pointfreeco/swift-sharing",
       "state" : {
-        "revision" : "5d87dda90ed048f216826efbad404110141161bb",
-        "version" : "2.6.0"
+        "revision" : "3bfc408cc2d0bee2287c174da6b1c76768377818",
+        "version" : "2.7.4"
       }
     },
     {
@@ -132,8 +132,8 @@
       "kind" : "remoteSourceControl",
       "location" : "https://github.com/pointfreeco/swift-snapshot-testing",
       "state" : {
-        "revision" : "d7e40607dcd6bc26543f5d9433103f06e0b28f8f",
-        "version" : "1.18.6"
+        "revision" : "a8b7c5e0ed33d8ab8887d1654d9b59f2cbad529b",
+        "version" : "1.18.7"
       }
     },
     {
@@ -141,8 +141,8 @@
       "kind" : "remoteSourceControl",
       "location" : "https://github.com/swiftlang/swift-syntax",
       "state" : {
-        "revision" : "f99ae8aa18f0cf0d53481901f88a0991dc3bd4a2",
-        "version" : "601.0.1"
+        "revision" : "4799286537280063c85a32f09884cfbca301b1a1",
+        "version" : "602.0.0"
       }
     },
     {
@@ -150,8 +150,8 @@
       "kind" : "remoteSourceControl",
       "location" : "https://github.com/pointfreeco/xctest-dynamic-overlay",
       "state" : {
-        "revision" : "23e3442166b5122f73f9e3e622cd1e4bafeab3b7",
-        "version" : "1.6.0"
+        "revision" : "b2ed9eabefe56202ee4939dd9fc46b6241c88317",
+        "version" : "1.6.1"
       }
     }
   ],
diff --git a/Package.swift b/Package.swift
index 815d8b2aef8a..e2c35ed86ab7 100644
--- a/Package.swift
+++ b/Package.swift
@@ -31,7 +31,7 @@ let package = Package(
     .package(url: "https://github.com/pointfreeco/swift-sharing", "0.1.2"..<"3.0.0"),
     .package(url: "https://github.com/pointfreeco/xctest-dynamic-overlay", from: "1.3.0"),
     .package(url: "https://github.com/swiftlang/swift-docc-plugin", from: "1.0.0"),
-    .package(url: "https://github.com/swiftlang/swift-syntax", "509.0.0"..<"602.0.0"),
+    .package(url: "https://github.com/swiftlang/swift-syntax", "509.0.0"..<"603.0.0"),
   ],
   targets: [
     .target(
diff --git a/Package@swift-6.0.swift b/Package@swift-6.0.swift
index 06fff9013621..1ad4969c7db0 100644
--- a/Package@swift-6.0.swift
+++ b/Package@swift-6.0.swift
@@ -31,7 +31,7 @@ let package = Package(
     .package(url: "https://github.com/pointfreeco/swift-sharing", "0.1.2"..<"3.0.0"),
     .package(url: "https://github.com/pointfreeco/xctest-dynamic-overlay", from: "1.3.0"),
     .package(url: "https://github.com/swiftlang/swift-docc-plugin", from: "1.0.0"),
-    .package(url: "https://github.com/swiftlang/swift-syntax", "509.0.0"..<"602.0.0"),
+    .package(url: "https://github.com/swiftlang/swift-syntax", "509.0.0"..<"603.0.0"),
   ],
   targets: [
     .target(
diff --git a/Tests/ComposableArchitectureMacrosTests/ReducerMacroTests.swift b/Tests/ComposableArchitectureMacrosTests/ReducerMacroTests.swift
index 8490b8d95e85..45ef49d6cb0e 100644
--- a/Tests/ComposableArchitectureMacrosTests/ReducerMacroTests.swift
+++ b/Tests/ComposableArchitectureMacrosTests/ReducerMacroTests.swift
@@ -241,6 +241,12 @@
             enum CaseScope {
 
             }
+
+            #if swift(<5.10)
+            @MainActor(unsafe)
+            #else
+            @preconcurrency @MainActor
+            #endif
             static func scope(_ store: ComposableArchitecture.Store<Self.State, Self.Action>) -> CaseScope {
                 switch store.state {
 
@@ -320,6 +326,12 @@
             case tweet(ComposableArchitecture.StoreOf<Tweet>)
             case alert(AlertState<Alert>)
           }
+
+          #if swift(<5.10)
+          @MainActor(unsafe)
+          #else
+          @preconcurrency @MainActor
+          #endif
           static func scope(_ store: ComposableArchitecture.Store<Self.State, Self.Action>) -> CaseScope {
             switch store.state {
             case .activity:
@@ -384,6 +396,12 @@
             case timeline(ComposableArchitecture.StoreOf<Timeline>)
             case meeting(ComposableArchitecture.StoreOf<Meeting>)
           }
+
+          #if swift(<5.10)
+          @MainActor(unsafe)
+          #else
+          @preconcurrency @MainActor
+          #endif
           static func scope(_ store: ComposableArchitecture.Store<Self.State, Self.Action>) -> CaseScope {
             switch store.state {
             case .timeline:
@@ -432,6 +450,12 @@
             enum CaseScope {
 
             }
+
+            #if swift(<5.10)
+            @MainActor(unsafe)
+            #else
+            @preconcurrency @MainActor
+            #endif
             static func scope(_ store: ComposableArchitecture.Store<Self.State, Self.Action>) -> CaseScope {
                 switch store.state {
 
@@ -482,6 +506,12 @@
 
             }
 
+            #if swift(<5.10)
+            @MainActor(unsafe)
+            #else
+            @preconcurrency @MainActor
+            #endif
+
             package static func scope(_ store: ComposableArchitecture.Store<Self.State, Self.Action>) -> CaseScope {
                 switch store.state {
 
@@ -532,6 +562,12 @@
 
             }
 
+            #if swift(<5.10)
+            @MainActor(unsafe)
+            #else
+            @preconcurrency @MainActor
+            #endif
+
             public static func scope(_ store: ComposableArchitecture.Store<Self.State, Self.Action>) -> CaseScope {
                 switch store.state {
 
@@ -580,6 +616,12 @@
           enum CaseScope {
             case alert(AlertState<Never>)
           }
+
+          #if swift(<5.10)
+          @MainActor(unsafe)
+          #else
+          @preconcurrency @MainActor
+          #endif
           static func scope(_ store: ComposableArchitecture.Store<Self.State, Self.Action>) -> CaseScope {
             switch store.state {
             case let .alert(v0):
@@ -638,6 +680,12 @@
             case activity(ComposableArchitecture.StoreOf<Activity>)
             case timeline(ComposableArchitecture.StoreOf<Timeline>)
           }
+
+          #if swift(<5.10)
+          @MainActor(unsafe)
+          #else
+          @preconcurrency @MainActor
+          #endif
           static func scope(_ store: ComposableArchitecture.Store<Self.State, Self.Action>) -> CaseScope {
             switch store.state {
             case .activity:
@@ -697,6 +745,12 @@
             case timeline(ComposableArchitecture.StoreOf<Timeline>)
             case meeting(Meeting)
           }
+
+          #if swift(<5.10)
+          @MainActor(unsafe)
+          #else
+          @preconcurrency @MainActor
+          #endif
           static func scope(_ store: ComposableArchitecture.Store<Self.State, Self.Action>) -> CaseScope {
             switch store.state {
             case .timeline:
@@ -760,6 +814,12 @@
             case dialog(ConfirmationDialogState<Dialog>)
             case meeting(Meeting, syncUp: SyncUp)
           }
+
+          #if swift(<5.10)
+          @MainActor(unsafe)
+          #else
+          @preconcurrency @MainActor
+          #endif
           static func scope(_ store: ComposableArchitecture.Store<Self.State, Self.Action>) -> CaseScope {
             switch store.state {
             case let .alert(v0):
@@ -830,6 +890,12 @@
             case popover(ComposableArchitecture.StoreOf<Counter>)
             case sheet(ComposableArchitecture.StoreOf<Counter>)
           }
+
+          #if swift(<5.10)
+          @MainActor(unsafe)
+          #else
+          @preconcurrency @MainActor
+          #endif
           static func scope(_ store: ComposableArchitecture.Store<Self.State, Self.Action>) -> CaseScope {
             switch store.state {
             case .drillDown:
@@ -884,6 +950,12 @@
           enum CaseScope {
             case feature(ComposableArchitecture.StoreOf<Nested.Feature>)
           }
+
+          #if swift(<5.10)
+          @MainActor(unsafe)
+          #else
+          @preconcurrency @MainActor
+          #endif
           static func scope(_ store: ComposableArchitecture.Store<Self.State, Self.Action>) -> CaseScope {
             switch store.state {
             case .feature:
@@ -1246,6 +1318,12 @@
             #endif
 
           }
+
+          #if swift(<5.10)
+          @MainActor(unsafe)
+          #else
+          @preconcurrency @MainActor
+          #endif
           static func scope(_ store: ComposableArchitecture.Store<Self.State, Self.Action>) -> CaseScope {
             switch store.state {
             case .child: