diff --git a/pkgs/applications/office/fava/default.nix b/pkgs/applications/office/fava/default.nix
index 3a5b4c09f164..be7eb979928d 100644
--- a/pkgs/applications/office/fava/default.nix
+++ b/pkgs/applications/office/fava/default.nix
@@ -19,7 +19,7 @@ python3.pkgs.buildPythonApplication rec {
     click
     flask
     flask-babel
-    jaraco_functools
+    jaraco-functools
     jinja2
     markdown2
     ply
diff --git a/pkgs/development/python-modules/cheroot/default.nix b/pkgs/development/python-modules/cheroot/default.nix
index cd6cabbe5791..e8b4b2e011a8 100644
--- a/pkgs/development/python-modules/cheroot/default.nix
+++ b/pkgs/development/python-modules/cheroot/default.nix
@@ -2,7 +2,7 @@
 , stdenv
 , buildPythonPackage
 , fetchPypi
-, jaraco_functools
+, jaraco-functools
 , jaraco_text
 , more-itertools
 , portend
@@ -35,7 +35,7 @@ buildPythonPackage rec {
   ];
 
   propagatedBuildInputs = [
-    jaraco_functools
+    jaraco-functools
     more-itertools
     six
   ];
diff --git a/pkgs/development/python-modules/jaraco_functools/default.nix b/pkgs/development/python-modules/jaraco-functools/default.nix
similarity index 89%
rename from pkgs/development/python-modules/jaraco_functools/default.nix
rename to pkgs/development/python-modules/jaraco-functools/default.nix
index c0a373c8b686..9cd5e9988f66 100644
--- a/pkgs/development/python-modules/jaraco_functools/default.nix
+++ b/pkgs/development/python-modules/jaraco-functools/default.nix
@@ -6,12 +6,13 @@
 }:
 
 buildPythonPackage rec {
-  pname = "jaraco.functools";
+  pname = "jaraco-functools";
   version = "3.6.0";
   format = "pyproject";
 
   src = fetchPypi {
-    inherit pname version;
+    pname = "jaraco.functools";
+    inherit version;
     hash = "sha256-Lho74Rq67O5fWrjdWJY4voMEzEy5E2H+Xmg/S22ft6M=";
   };
 
diff --git a/pkgs/development/python-modules/jaraco-net/default.nix b/pkgs/development/python-modules/jaraco-net/default.nix
index b56f5e9ac30b..84dec6382034 100644
--- a/pkgs/development/python-modules/jaraco-net/default.nix
+++ b/pkgs/development/python-modules/jaraco-net/default.nix
@@ -14,7 +14,7 @@
 , jaraco_text
 , jaraco_logging
 , jaraco-email
-, jaraco_functools
+, jaraco-functools
 , jaraco_collections
 , path
 , python-dateutil
@@ -61,7 +61,7 @@ buildPythonPackage rec {
     jaraco_text
     jaraco_logging
     jaraco-email
-    jaraco_functools
+    jaraco-functools
     jaraco_collections
     path
     python-dateutil
diff --git a/pkgs/development/python-modules/jaraco-test/default.nix b/pkgs/development/python-modules/jaraco-test/default.nix
index fa4efeb53afc..8db49ddcd3e0 100644
--- a/pkgs/development/python-modules/jaraco-test/default.nix
+++ b/pkgs/development/python-modules/jaraco-test/default.nix
@@ -5,7 +5,7 @@
 , setuptools
 , setuptools-scm
 , toml
-, jaraco_functools
+, jaraco-functools
 , jaraco-context
 , more-itertools
 , jaraco_collections
@@ -32,7 +32,7 @@ buildPythonPackage rec {
 
   propagatedBuildInputs = [
     toml
-    jaraco_functools
+    jaraco-functools
     jaraco-context
     more-itertools
     jaraco_collections
diff --git a/pkgs/development/python-modules/jaraco_text/default.nix b/pkgs/development/python-modules/jaraco_text/default.nix
index 38febd83f49b..76762f12a6de 100644
--- a/pkgs/development/python-modules/jaraco_text/default.nix
+++ b/pkgs/development/python-modules/jaraco_text/default.nix
@@ -4,7 +4,7 @@
 , pythonOlder
 , autocommand
 , importlib-resources
-, jaraco_functools
+, jaraco-functools
 , jaraco-context
 , inflect
 , pathlib2
@@ -35,7 +35,7 @@ buildPythonPackage rec {
   propagatedBuildInputs = [
     autocommand
     jaraco-context
-    jaraco_functools
+    jaraco-functools
     inflect
   ] ++ lib.optionals (pythonOlder "3.9") [
     importlib-resources
diff --git a/pkgs/development/python-modules/scancode-toolkit/default.nix b/pkgs/development/python-modules/scancode-toolkit/default.nix
index bc25094c3d7f..9c82820f8416 100644
--- a/pkgs/development/python-modules/scancode-toolkit/default.nix
+++ b/pkgs/development/python-modules/scancode-toolkit/default.nix
@@ -23,7 +23,7 @@
 , html5lib
 , importlib-metadata
 , intbitset
-, jaraco_functools
+, jaraco-functools
 , javaproperties
 , jinja2
 , jsonstreams
@@ -94,7 +94,7 @@ buildPythonPackage rec {
     html5lib
     importlib-metadata
     intbitset
-    jaraco_functools
+    jaraco-functools
     javaproperties
     jinja2
     jsonstreams
diff --git a/pkgs/development/python-modules/tempora/default.nix b/pkgs/development/python-modules/tempora/default.nix
index 1a63403f6a2d..128af5bc0687 100644
--- a/pkgs/development/python-modules/tempora/default.nix
+++ b/pkgs/development/python-modules/tempora/default.nix
@@ -8,7 +8,7 @@
 
 # runtime
 , pytz
-, jaraco_functools
+, jaraco-functools
 
 # tests
 , freezegun
@@ -33,7 +33,7 @@ buildPythonPackage rec {
   ];
 
   propagatedBuildInputs = [
-    jaraco_functools
+    jaraco-functools
     pytz
   ];
 
diff --git a/pkgs/top-level/python-aliases.nix b/pkgs/top-level/python-aliases.nix
index 4ccb830c46de..4dd1cb35d35c 100644
--- a/pkgs/top-level/python-aliases.nix
+++ b/pkgs/top-level/python-aliases.nix
@@ -156,6 +156,7 @@ mapAliases ({
   influxgraph = throw "influxgraph has been removed because it is no longer maintained"; # added 2022-07-10
   itanium_demangler = itanium-demangler; # added 2022-10-17
   jaraco_classes = jaraco-classes; # added 2023-07-14
+  jaraco_functools = jaraco-functools; # added 2023-07-14
   JayDeBeApi = jaydebeapi; # added 2023-02-19
   jinja2_time = jinja2-time; # added 2022-11-07
   JPype1 = jpype1; # added 2023-02-19
diff --git a/pkgs/top-level/python-packages.nix b/pkgs/top-level/python-packages.nix
index ddfe4e81eb6d..0a44fe3ac75c 100644
--- a/pkgs/top-level/python-packages.nix
+++ b/pkgs/top-level/python-packages.nix
@@ -5213,7 +5213,7 @@ self: super: with self; {
 
   jaraco-context = callPackage ../development/python-modules/jaraco-context { };
 
-  jaraco_functools = callPackage ../development/python-modules/jaraco_functools { };
+  jaraco-functools = callPackage ../development/python-modules/jaraco-functools { };
 
   jaraco_itertools = callPackage ../development/python-modules/jaraco_itertools { };