diff --git a/main/packages.nix b/main/packages.nix
index f9f9391..151f6d2 100644
--- a/main/packages.nix
+++ b/main/packages.nix
@@ -166,6 +166,9 @@
         rbenv
         ruby
 
+        # databases
+        postgresql
+
         # misc
         asciinema
         github-cli