diff --git a/system-environment/ssh.nix b/system-environment/ssh.nix
index 819bb9f..c38499c 100644
--- a/system-environment/ssh.nix
+++ b/system-environment/ssh.nix
@@ -5,7 +5,12 @@ in
 {
   programs.ssh = {
     enable = true;
-    enableDefaultConfig = true;
+    enableDefaultConfig = false;
+
+    matchBlocks."*" = {
+      compression = true;
+      serverAliveInterval = 60;
+    };
 
     extraConfig = ''
       Host git.nickr.eu