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-rw-r--r--nixos/modules/virtualisation/google-compute-image.nix3
1 files changed, 3 insertions, 0 deletions
diff --git a/nixos/modules/virtualisation/google-compute-image.nix b/nixos/modules/virtualisation/google-compute-image.nix
index 559c30b9416a..0b6bec786da4 100644
--- a/nixos/modules/virtualisation/google-compute-image.nix
+++ b/nixos/modules/virtualisation/google-compute-image.nix
@@ -75,6 +75,9 @@ in
 
   networking.usePredictableInterfaceNames = false;
 
+  # GC has 1460 MTU
+  networking.interfaces.eth0.mtu = 1460;
+
   # allow the google-accounts-daemon to manage users
   users.mutableUsers = true;
   # and allow users to sudo without password