diff --git a/nixos/release-small.nix b/nixos/release-small.nix
index fb5a97f98ab9..f6e7a65fbdea 100644
--- a/nixos/release-small.nix
+++ b/nixos/release-small.nix
@@ -63,7 +63,6 @@ in rec {
       imagemagick
       jdk
       linux
-      mysql51
       mysql55
       nginx
       nodejs