diff --git a/pkgs/applications/networking/cluster/kops/default.nix b/pkgs/applications/networking/cluster/kops/default.nix
index bff0aacb1263..d751c8ca18e8 100644
--- a/pkgs/applications/networking/cluster/kops/default.nix
+++ b/pkgs/applications/networking/cluster/kops/default.nix
@@ -51,11 +51,6 @@ in rec {
 
   mkKops = generic;
 
-  kops_1_15 = mkKops {
-    version = "1.15.3";
-    sha256 = "0pzgrsl61nw8pm3s032lj020fw13x3fpzlj7lknsnd581f0gg4df";
-  };
-
   kops_1_16 = mkKops {
     version = "1.16.4";
     sha256 = "0qi80hzd5wc8vn3y0wsckd7pq09xcshpzvcr7rl5zd4akxb0wl3f";
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index 179cc712edf3..d4d68b065a75 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -26196,7 +26196,6 @@ in
   # Exceptions are versions that we need to keep to allow upgrades from older NixOS releases
   inherit (callPackage ../applications/networking/cluster/kops {})
     mkKops
-    kops_1_15
     kops_1_16
     kops_1_17
     kops_1_18