diff --git a/boards/feather_m4/CHANGELOG.md b/boards/feather_m4/CHANGELOG.md
index 24393864da8..2cddcc2be81 100644
--- a/boards/feather_m4/CHANGELOG.md
+++ b/boards/feather_m4/CHANGELOG.md
@@ -1,5 +1,7 @@
 # Unreleased
 
+- Use correct alternate for USB (#661)
+
 # v0.10.1
 
 - Update to `atsamd-hal` version `0.15.1`
diff --git a/boards/feather_m4/src/lib.rs b/boards/feather_m4/src/lib.rs
index e8331b35c06..b601893bf9a 100644
--- a/boards/feather_m4/src/lib.rs
+++ b/boards/feather_m4/src/lib.rs
@@ -155,14 +155,14 @@ hal::bsp_pins!(
         /// The USB D- pad
         name: usb_dm,
         aliases: {
-            AlternateG: UsbDm
+            AlternateH: UsbDm
         }
     }
     PA25 {
         /// The USB D+ pad
         name: usb_dp,
         aliases: {
-            AlternateG: UsbDp
+            AlternateH: UsbDp
         }
     }
 );
diff --git a/boards/grand_central_m4/CHANGELOG.md b/boards/grand_central_m4/CHANGELOG.md
index cfb17e7d0dd..17700ba2dbe 100644
--- a/boards/grand_central_m4/CHANGELOG.md
+++ b/boards/grand_central_m4/CHANGELOG.md
@@ -1,5 +1,6 @@
 # Unreleased
 
+- Use correct alternate for USB (#661)
 - update to `atsamd-hal-0.15` (v2 drivers of peripherals and removal of deprecated things)
 - correction to the USB clock in the bsp convenience function
 
diff --git a/boards/grand_central_m4/src/lib.rs b/boards/grand_central_m4/src/lib.rs
index 2f562d3a6c5..fef5cbeb4f4 100644
--- a/boards/grand_central_m4/src/lib.rs
+++ b/boards/grand_central_m4/src/lib.rs
@@ -466,14 +466,14 @@ hal::bsp_pins!(
             /// The USB D- pad
             name: usb_dm
             aliases: {
-                AlternateG: UsbDm,
+                AlternateH: UsbDm,
             }
         }
         PA25 {
             /// The USB D+ pad
             name: usb_dp
             aliases: {
-                AlternateG: UsbDp,
+                AlternateH: UsbDp,
             }
         }
 );
diff --git a/boards/metro_m4/CHANGELOG.md b/boards/metro_m4/CHANGELOG.md
index 4cf3d97271e..f254a2b2f1d 100644
--- a/boards/metro_m4/CHANGELOG.md
+++ b/boards/metro_m4/CHANGELOG.md
@@ -1,5 +1,6 @@
 # Unreleased
 
+- Use correct alternate for USB (#661)
 - Correction to the clock in the usb convenience function
 - Add aliases for A6 and A7.
 
diff --git a/boards/metro_m4/src/lib.rs b/boards/metro_m4/src/lib.rs
index 9f248fa2df0..7ca50168525 100644
--- a/boards/metro_m4/src/lib.rs
+++ b/boards/metro_m4/src/lib.rs
@@ -221,7 +221,7 @@ hal::bsp_pins!(
         /// The USB D- pad
         name: usb_dm
         aliases: {
-            AlternateG: UsbDm
+            AlternateH: UsbDm
         }
 
     }
@@ -229,7 +229,7 @@ hal::bsp_pins!(
         /// The USB D+ pad
         name: usb_dp
         aliases: {
-            AlternateG: UsbDp
+            AlternateH: UsbDp
         }
 
     }
diff --git a/boards/pyportal/CHANGELOG.md b/boards/pyportal/CHANGELOG.md
index 075a249c0b7..a9329029131 100644
--- a/boards/pyportal/CHANGELOG.md
+++ b/boards/pyportal/CHANGELOG.md
@@ -1,5 +1,7 @@
 # Unreleased
 
+- Use correct alternate for USB (#661)
+
 # v0.10.0
 
 - update to `atsamd-hal` to 0.15.1 and `cortex-m-rt` to 0.7.1
diff --git a/boards/pyportal/src/pins.rs b/boards/pyportal/src/pins.rs
index ea050c24156..4d97459c211 100644
--- a/boards/pyportal/src/pins.rs
+++ b/boards/pyportal/src/pins.rs
@@ -333,7 +333,7 @@ hal::bsp_pins!(
         /// The USB D- pad
         name: usb_dm
         aliases: {
-            AlternateG: UsbDm,
+            AlternateH: UsbDm,
             Reset: UsbDmReset,
         }
     }
@@ -341,7 +341,7 @@ hal::bsp_pins!(
         /// The USB D+ pad
         name: usb_dp
         aliases: {
-            AlternateG: UsbDp,
+            AlternateH: UsbDp,
             Reset: UsbDpReset,
         }
     }