diff --git a/examples/stm32h7/src/bin/eth.rs b/examples/stm32h7/src/bin/eth.rs
index b7a07737..030c961e 100644
--- a/examples/stm32h7/src/bin/eth.rs
+++ b/examples/stm32h7/src/bin/eth.rs
@@ -92,7 +92,7 @@ async fn main(spawner: Spawner) -> ! {
     let stack = &*make_static!(Stack::new(
         device,
         config,
-        make_static!(StackResources::<2>::new()),
+        make_static!(StackResources::<3>::new()),
         seed
     ));
 
diff --git a/examples/stm32h7/src/bin/eth_client.rs b/examples/stm32h7/src/bin/eth_client.rs
index f0f28ec9..c6b8243e 100644
--- a/examples/stm32h7/src/bin/eth_client.rs
+++ b/examples/stm32h7/src/bin/eth_client.rs
@@ -93,7 +93,7 @@ async fn main(spawner: Spawner) -> ! {
     let stack = &*make_static!(Stack::new(
         device,
         config,
-        make_static!(StackResources::<2>::new()),
+        make_static!(StackResources::<3>::new()),
         seed
     ));