diff --git a/pkgs/development/tools/profiling/pyprof2calltree/default.nix b/pkgs/development/python-modules/pyprof2calltree/default.nix
similarity index 88%
rename from pkgs/development/tools/profiling/pyprof2calltree/default.nix
rename to pkgs/development/python-modules/pyprof2calltree/default.nix
index a2d98bcf2387..198445177c41 100644
--- a/pkgs/development/tools/profiling/pyprof2calltree/default.nix
+++ b/pkgs/development/python-modules/pyprof2calltree/default.nix
@@ -1,6 +1,6 @@
-{ lib, buildPythonApplication, fetchFromGitHub }:
+{ lib, buildPythonPackage, fetchFromGitHub }:
 
-buildPythonApplication rec {
+buildPythonPackage rec {
   pname = "pyprof2calltree";
   version = "1.4.4";
 
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index dcba04a43b6f..16d57be959fb 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -9780,7 +9780,7 @@ in
 
   pprof = callPackage ../development/tools/profiling/pprof { };
 
-  pyprof2calltree = pythonPackages.callPackage ../development/tools/profiling/pyprof2calltree { };
+  pyprof2calltree = with python3Packages; toPythonApplication pyprof2calltree;
 
   prelink = callPackage ../development/tools/misc/prelink { };
 
diff --git a/pkgs/top-level/python-packages.nix b/pkgs/top-level/python-packages.nix
index 4e0c9b498acd..ac100c2f3d52 100644
--- a/pkgs/top-level/python-packages.nix
+++ b/pkgs/top-level/python-packages.nix
@@ -6158,6 +6158,8 @@ in {
   wget = callPackage ../development/python-modules/wget { };
 
   runway-python = callPackage ../development/python-modules/runway-python { };
+
+  pyprof2calltree = callPackage ../development/python-modules/pyprof2calltree { };
 });
 
 in fix' (extends overrides packages)