diff --git a/pkgs/tools/pydb/default.nix b/pkgs/development/tools/pydb/default.nix
similarity index 100%
rename from pkgs/tools/pydb/default.nix
rename to pkgs/development/tools/pydb/default.nix
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index b0e617326ae..3ec62d3e904 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -1251,7 +1251,7 @@ let
 
   pwgen = callPackage ../tools/security/pwgen { };
 
-  pydb = callPackage ../tools/pydb { };
+  pydb = callPackage ../development/tools/pydb { };
 
   pystringtemplate = callPackage ../development/python-modules/stringtemplate { };