diff --git a/src/client/conn/http1.rs b/src/client/conn/http1.rs
index ecfe6eb8fb..409a3af713 100644
--- a/src/client/conn/http1.rs
+++ b/src/client/conn/http1.rs
@@ -54,7 +54,7 @@ pub struct Parts<T> {
 pub struct Connection<T, B>
 where
     T: Read + Write,
-    B: Body + 'static,
+    B: Body,
 {
     inner: Dispatcher<T, B>,
 }
@@ -62,7 +62,7 @@ where
 impl<T, B> Connection<T, B>
 where
     T: Read + Write + Unpin,
-    B: Body + 'static,
+    B: Body,
     B::Error: Into<Box<dyn StdError + Send + Sync>>,
 {
     /// Return the inner IO object, and additional information.
@@ -127,7 +127,7 @@ pub struct Builder {
 pub async fn handshake<T, B>(io: T) -> crate::Result<(SendRequest<B>, Connection<T, B>)>
 where
     T: Read + Write + Unpin,
-    B: Body + 'static,
+    B: Body,
     B::Data: Send,
     B::Error: Into<Box<dyn StdError + Send + Sync>>,
 {
@@ -170,7 +170,7 @@ impl<B> SendRequest<B> {
 
 impl<B> SendRequest<B>
 where
-    B: Body + 'static,
+    B: Body,
 {
     /// Sends a `Request` on the associated connection.
     ///
@@ -255,7 +255,7 @@ impl<B> fmt::Debug for SendRequest<B> {
 impl<T, B> Connection<T, B>
 where
     T: Read + Write + Unpin + Send,
-    B: Body + 'static,
+    B: Body,
     B::Error: Into<Box<dyn StdError + Send + Sync>>,
 {
     /// Enable this connection to support higher-level HTTP upgrades.
@@ -269,7 +269,7 @@ where
 impl<T, B> fmt::Debug for Connection<T, B>
 where
     T: Read + Write + fmt::Debug,
-    B: Body + 'static,
+    B: Body,
 {
     fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
         f.debug_struct("Connection").finish()
@@ -279,7 +279,7 @@ where
 impl<T, B> Future for Connection<T, B>
 where
     T: Read + Write + Unpin,
-    B: Body + 'static,
+    B: Body,
     B::Data: Send,
     B::Error: Into<Box<dyn StdError + Send + Sync>>,
 {
@@ -517,7 +517,7 @@ impl Builder {
     ) -> impl Future<Output = crate::Result<(SendRequest<B>, Connection<T, B>)>>
     where
         T: Read + Write + Unpin,
-        B: Body + 'static,
+        B: Body,
         B::Data: Send,
         B::Error: Into<Box<dyn StdError + Send + Sync>>,
     {
@@ -581,7 +581,7 @@ mod upgrades {
     pub struct UpgradeableConnection<T, B>
     where
         T: Read + Write + Unpin + Send + 'static,
-        B: Body + 'static,
+        B: Body,
         B::Error: Into<Box<dyn StdError + Send + Sync>>,
     {
         pub(super) inner: Option<Connection<T, B>>,
@@ -590,7 +590,7 @@ mod upgrades {
     impl<I, B> Future for UpgradeableConnection<I, B>
     where
         I: Read + Write + Unpin + Send + 'static,
-        B: Body + 'static,
+        B: Body,
         B::Data: Send,
         B::Error: Into<Box<dyn StdError + Send + Sync>>,
     {
diff --git a/src/client/conn/http2.rs b/src/client/conn/http2.rs
index 3db28957b6..72eefe0e85 100644
--- a/src/client/conn/http2.rs
+++ b/src/client/conn/http2.rs
@@ -43,7 +43,7 @@ impl<B> Clone for SendRequest<B> {
 pub struct Connection<T, B, E>
 where
     T: Read + Write + Unpin,
-    B: Body + 'static,
+    B: Body,
     E: Http2ClientConnExec<B, T> + Unpin,
     B::Error: Into<Box<dyn Error + Send + Sync>>,
 {
@@ -73,8 +73,8 @@ pub async fn handshake<E, T, B>(
 ) -> crate::Result<(SendRequest<B>, Connection<T, B, E>)>
 where
     T: Read + Write + Unpin,
-    B: Body + 'static,
-    B::Data: Send,
+    B: Body,
+    B::Data: Send + 'static,
     B::Error: Into<Box<dyn Error + Send + Sync>>,
     E: Http2ClientConnExec<B, T> + Unpin + Clone,
 {
@@ -121,7 +121,7 @@ impl<B> SendRequest<B> {
 
 impl<B> SendRequest<B>
 where
-    B: Body + 'static,
+    B: Body,
 {
     /// Sends a `Request` on the associated connection.
     ///
@@ -199,7 +199,7 @@ impl<B> fmt::Debug for SendRequest<B> {
 impl<T, B, E> Connection<T, B, E>
 where
     T: Read + Write + Unpin + 'static,
-    B: Body + Unpin + 'static,
+    B: Body + Unpin,
     B::Data: Send,
     B::Error: Into<Box<dyn Error + Send + Sync>>,
     E: Http2ClientConnExec<B, T> + Unpin,
@@ -476,8 +476,8 @@ where
     ) -> impl Future<Output = crate::Result<(SendRequest<B>, Connection<T, B, Ex>)>>
     where
         T: Read + Write + Unpin,
-        B: Body + 'static,
-        B::Data: Send,
+        B: Body,
+        B::Data: Send + 'static,
         B::Error: Into<Box<dyn Error + Send + Sync>>,
         Ex: Http2ClientConnExec<B, T> + Unpin,
     {
diff --git a/src/client/dispatch.rs b/src/client/dispatch.rs
index 4ae41c509d..87b6c0e790 100644
--- a/src/client/dispatch.rs
+++ b/src/client/dispatch.rs
@@ -315,7 +315,6 @@ pin_project! {
     pub struct SendWhen<B>
     where
         B: Body,
-        B: 'static,
     {
         #[pin]
         pub(crate) when: ResponseFutMap<B>,
@@ -327,7 +326,8 @@ pin_project! {
 #[cfg(feature = "http2")]
 impl<B> Future for SendWhen<B>
 where
-    B: Body + 'static,
+    B: Body,
+    B::Data: 'static,
 {
     type Output = ();
 
diff --git a/src/proto/h1/dispatch.rs b/src/proto/h1/dispatch.rs
index 79ea48be9f..7aa7a6f877 100644
--- a/src/proto/h1/dispatch.rs
+++ b/src/proto/h1/dispatch.rs
@@ -74,7 +74,7 @@ where
     D::PollError: Into<Box<dyn StdError + Send + Sync>>,
     I: Read + Write + Unpin,
     T: Http1Transaction + Unpin,
-    Bs: Body + 'static,
+    Bs: Body,
     Bs::Error: Into<Box<dyn StdError + Send + Sync>>,
 {
     pub(crate) fn new(dispatch: D, conn: Conn<I, Bs::Data, T>) -> Self {
@@ -461,7 +461,7 @@ where
     D::PollError: Into<Box<dyn StdError + Send + Sync>>,
     I: Read + Write + Unpin,
     T: Http1Transaction + Unpin,
-    Bs: Body + 'static,
+    Bs: Body,
     Bs::Error: Into<Box<dyn StdError + Send + Sync>>,
 {
     type Output = crate::Result<Dispatched>;
diff --git a/src/proto/h2/client.rs b/src/proto/h2/client.rs
index 5e9641e408..749c6e3e0c 100644
--- a/src/proto/h2/client.rs
+++ b/src/proto/h2/client.rs
@@ -150,7 +150,7 @@ pub(crate) async fn handshake<T, B, E>(
 ) -> crate::Result<ClientTask<B, E, T>>
 where
     T: Read + Write + Unpin,
-    B: Body + 'static,
+    B: Body,
     B::Data: Send + 'static,
     E: Http2ClientConnExec<B, T> + Unpin,
     B::Error: Into<Box<dyn std::error::Error + Send + Sync>>,
@@ -363,7 +363,6 @@ pin_project! {
     pub enum H2ClientFuture<B, T>
     where
         B: http_body::Body,
-        B: 'static,
         B::Error: Into<Box<dyn std::error::Error + Send + Sync>>,
         T: Read,
         T: Write,
@@ -386,7 +385,8 @@ pin_project! {
 
 impl<B, T> Future for H2ClientFuture<B, T>
 where
-    B: http_body::Body + 'static,
+    B: http_body::Body,
+    B::Data: 'static,
     B::Error: Into<Box<dyn std::error::Error + Send + Sync>>,
     T: Read + Write + Unpin,
 {
@@ -434,7 +434,7 @@ where
 
 impl<B, E, T> ClientTask<B, E, T>
 where
-    B: Body + 'static,
+    B: Body,
     E: Http2ClientConnExec<B, T> + Unpin,
     B::Error: Into<Box<dyn std::error::Error + Send + Sync>>,
     T: Read + Write + Unpin,
@@ -485,7 +485,7 @@ where
 
 impl<B, E, T> ClientTask<B, E, T>
 where
-    B: Body + 'static + Unpin,
+    B: Body + Unpin,
     B::Data: Send,
     E: Http2ClientConnExec<B, T> + Unpin,
     B::Error: Into<Box<dyn std::error::Error + Send + Sync>>,
@@ -543,7 +543,6 @@ pin_project! {
     pub(crate) struct ResponseFutMap<B>
     where
         B: Body,
-        B: 'static,
     {
         #[pin]
         fut: ResponseFuture,
@@ -556,7 +555,8 @@ pin_project! {
 
 impl<B> Future for ResponseFutMap<B>
 where
-    B: Body + 'static,
+    B: Body,
+    B::Data: 'static,
 {
     type Output = Result<Response<crate::body::Incoming>, (crate::Error, Option<Request<B>>)>;
 
@@ -620,7 +620,7 @@ where
 
 impl<B, E, T> Future for ClientTask<B, E, T>
 where
-    B: Body + 'static + Unpin,
+    B: Body + Unpin,
     B::Data: Send,
     B::Error: Into<Box<dyn std::error::Error + Send + Sync>>,
     E: Http2ClientConnExec<B, T> + Unpin,