diff --git a/buildSrc/src/main/kotlin/Versions.kt b/buildSrc/src/main/kotlin/Versions.kt
index 608d45b..dde97dd 100644
--- a/buildSrc/src/main/kotlin/Versions.kt
+++ b/buildSrc/src/main/kotlin/Versions.kt
@@ -1,8 +1,8 @@
 object Versions {
     const val dokka = "0.10.1"
-    const val kotlin = "1.4.32"
+    const val kotlin = "1.5.10"
     const val kotlinBenchmark = "0.2.0-dev-20"
-    const val kotlinCoroutines = "1.4.3"
+    const val kotlinCoroutines = "1.5.0"
     const val ktor = "1.5.4"
     const val logback = "1.2.3"
     const val versionsPlugin = "0.38.0"
diff --git a/kotlin-result-coroutines/src/commonMain/kotlin/com/github/michaelbull/result/coroutines/binding/SuspendableBinding.kt b/kotlin-result-coroutines/src/commonMain/kotlin/com/github/michaelbull/result/coroutines/binding/SuspendableBinding.kt
index 38cb63e..96122e8 100644
--- a/kotlin-result-coroutines/src/commonMain/kotlin/com/github/michaelbull/result/coroutines/binding/SuspendableBinding.kt
+++ b/kotlin-result-coroutines/src/commonMain/kotlin/com/github/michaelbull/result/coroutines/binding/SuspendableBinding.kt
@@ -37,7 +37,7 @@ public suspend inline fun <V, E> binding(crossinline block: suspend SuspendableR
     }
 }
 
-internal object BindCancellationException : CancellationException(null)
+internal object BindCancellationException : CancellationException(null as String?)
 
 public interface SuspendableResultBinding<E> : CoroutineScope {
     public suspend fun <V> Result<V, E>.bind(): V