diff --git a/Sources/AsyncChannels/Channel+Extensions.swift b/Sources/AsyncChannels/Channel+Extensions.swift
index 2f8fa36..0cb55d6 100644
--- a/Sources/AsyncChannels/Channel+Extensions.swift
+++ b/Sources/AsyncChannels/Channel+Extensions.swift
@@ -31,7 +31,7 @@ extension Channel {
     /// Do not use this function in an async task!
     public func blockingReceive() -> T? {
         let semaphore = DispatchSemaphore(value: 0)
-        var val: T?
+        nonisolated(unsafe) var val: T?
         Task {
             val = await <-self
             semaphore.signal()
diff --git a/Sources/AsyncChannels/ThrowingChannel+Extensions.swift b/Sources/AsyncChannels/ThrowingChannel+Extensions.swift
index 2f1df40..f1bb59b 100644
--- a/Sources/AsyncChannels/ThrowingChannel+Extensions.swift
+++ b/Sources/AsyncChannels/ThrowingChannel+Extensions.swift
@@ -32,7 +32,7 @@ extension ThrowingChannel {
     /// Do not use this function in an async task!
     public func blockingReceive() -> T? {
         let semaphore = DispatchSemaphore(value: 0)
-        var val: T?
+        nonisolated(unsafe) var val: T?
         Task {
             val = await <-self
             semaphore.signal()