diff --git a/raspberry-pi/4/poe-hat.nix b/raspberry-pi/4/poe-hat.nix
index e631c12..b31dc42 100644
--- a/raspberry-pi/4/poe-hat.nix
+++ b/raspberry-pi/4/poe-hat.nix
@@ -27,7 +27,7 @@ in {
             /plugin/;
 
             / {
-              compatible = "brcm,bcm2835";
+              compatible = "brcm,bcm2711";
 
               fragment@0 {
                 target-path = "/";
diff --git a/raspberry-pi/4/poe-plus-hat.nix b/raspberry-pi/4/poe-plus-hat.nix
index e7309c8..e6f806f 100644
--- a/raspberry-pi/4/poe-plus-hat.nix
+++ b/raspberry-pi/4/poe-plus-hat.nix
@@ -29,7 +29,7 @@ in {
             /plugin/;
 
             / {
-              compatible = "brcm,bcm2835";
+              compatible = "brcm,bcm2711";
 
               fragment@0 {
                 target-path = "/";
@@ -181,7 +181,7 @@ in {
             // Overlay for the Raspberry Pi PoE+ HAT.
 
             / {
-              compatible = "brcm,bcm2835";
+              compatible = "brcm,bcm2711";
 
               fragment@10 {
                 target-path = "/";