diff --git a/pkgs/development/interpreters/erlang/24.nix b/pkgs/development/interpreters/erlang/24.nix
deleted file mode 100644
index d2a841900802..000000000000
--- a/pkgs/development/interpreters/erlang/24.nix
+++ /dev/null
@@ -1,6 +0,0 @@
-{ mkDerivation }:
-
-mkDerivation {
-  version = "24.3.4.17";
-  sha256 = "sha256-V26pZEyFo+c+ztDDkjDNFK6LTw5xzF8gQYepWGNlGKg=";
-}
diff --git a/pkgs/development/interpreters/erlang/25.nix b/pkgs/development/interpreters/erlang/25.nix
deleted file mode 100644
index 7fa30796e44c..000000000000
--- a/pkgs/development/interpreters/erlang/25.nix
+++ /dev/null
@@ -1,6 +0,0 @@
-{ mkDerivation }:
-
-mkDerivation {
-  version = "25.3.2.19";
-  sha256 = "sha256-fd2YxFx/Skst+jRXAm4nLVxEIriu34lPRuBWvj+qaIk=";
-}