diff --git a/src/lib.rs b/src/lib.rs
index 18a77bc..15d0223 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -9,8 +9,6 @@ pub mod task;
 
 pub use task::{spawn, spawn_blocking};
 
-pub fn block_on<T: Send + 'static>(
-    future: impl std::future::Future<Output = T> + Send + 'static,
-) -> T {
+pub fn block_on<T>(future: impl std::future::Future<Output = T> + Send + 'static) -> T {
     runtime::Runtime::new().block_on(future)
 }
diff --git a/src/runtime.rs b/src/runtime.rs
index 43669e5..daf5fe3 100644
--- a/src/runtime.rs
+++ b/src/runtime.rs
@@ -179,10 +179,7 @@ impl Runtime {
         &self.runtime_handle
     }
 
-    pub fn block_on<T: Send + 'static>(
-        &self,
-        future: impl Future<Output = T> + Send + 'static,
-    ) -> T {
+    pub fn block_on<T>(&self, future: impl Future<Output = T> + Send + 'static) -> T {
         self.handle().block_on(future)
     }