diff --git a/pkgs/applications/graphics/cq-editor/default.nix b/pkgs/applications/graphics/cq-editor/default.nix
index f63b3b1709c0..13a8ef1a02bd 100644
--- a/pkgs/applications/graphics/cq-editor/default.nix
+++ b/pkgs/applications/graphics/cq-editor/default.nix
@@ -22,7 +22,7 @@ mkDerivationWith python3Packages.buildPythonApplication rec {
 
   propagatedBuildInputs = with python3Packages; [
     cadquery
-    Logbook
+    logbook
     pyqt5
     pyparsing
     pyqtgraph
diff --git a/pkgs/applications/misc/cobang/default.nix b/pkgs/applications/misc/cobang/default.nix
index 55bca8aa8058..a1430a8b5e39 100644
--- a/pkgs/applications/misc/cobang/default.nix
+++ b/pkgs/applications/misc/cobang/default.nix
@@ -13,7 +13,7 @@
 , pango
 , gst-python
 , kiss-headers
-, Logbook
+, logbook
 , pillow
 , poetry-core
 , pygobject3
@@ -47,7 +47,7 @@ buildPythonApplication rec {
   propagatedBuildInputs = [
     gst-python
     kiss-headers
-    Logbook
+    logbook
     pillow
     poetry-core
     pygobject3
diff --git a/pkgs/applications/networking/instant-messengers/pantalaimon/default.nix b/pkgs/applications/networking/instant-messengers/pantalaimon/default.nix
index 10d2cb87f8b5..6699764f2272 100644
--- a/pkgs/applications/networking/instant-messengers/pantalaimon/default.nix
+++ b/pkgs/applications/networking/instant-messengers/pantalaimon/default.nix
@@ -1,5 +1,5 @@
 { lib, stdenv, buildPythonApplication, fetchFromGitHub, pythonOlder,
-  attrs, aiohttp, appdirs, click, keyring, Logbook, peewee, janus,
+  attrs, aiohttp, appdirs, click, keyring, logbook, peewee, janus,
   prompt-toolkit, matrix-nio, dbus-python, pydbus, notify2, pygobject3,
   setuptools, installShellFiles, nixosTests,
 
@@ -29,7 +29,7 @@ buildPythonApplication rec {
     click
     janus
     keyring
-    Logbook
+    logbook
     matrix-nio
     peewee
     prompt-toolkit
diff --git a/pkgs/applications/networking/irc/weechat/scripts/weechat-matrix/default.nix b/pkgs/applications/networking/irc/weechat/scripts/weechat-matrix/default.nix
index 1342e0f7e983..f7a9067c2d1e 100644
--- a/pkgs/applications/networking/irc/weechat/scripts/weechat-matrix/default.nix
+++ b/pkgs/applications/networking/irc/weechat/scripts/weechat-matrix/default.nix
@@ -8,7 +8,7 @@
 , future
 , atomicwrites
 , attrs
-, Logbook
+, logbook
 , pygments
 , matrix-nio
 , aiohttp
@@ -45,7 +45,7 @@ in buildPythonPackage {
     future
     atomicwrites
     attrs
-    Logbook
+    logbook
     pygments
     matrix-nio
     aiohttp
diff --git a/pkgs/development/python-modules/elastic-apm/default.nix b/pkgs/development/python-modules/elastic-apm/default.nix
index b7286ad39c26..5e7f76cee0bb 100644
--- a/pkgs/development/python-modules/elastic-apm/default.nix
+++ b/pkgs/development/python-modules/elastic-apm/default.nix
@@ -8,7 +8,7 @@
 , httpx
 , jinja2
 , jsonschema
-, Logbook
+, logbook
 , mock
 , pytest-asyncio
 , pytest-bdd
@@ -57,7 +57,7 @@ buildPythonPackage rec {
     httpx
     jinja2
     jsonschema
-    Logbook
+    logbook
     mock
     pytest-asyncio
     pytest-bdd
diff --git a/pkgs/development/python-modules/Logbook/default.nix b/pkgs/development/python-modules/logbook/default.nix
similarity index 90%
rename from pkgs/development/python-modules/Logbook/default.nix
rename to pkgs/development/python-modules/logbook/default.nix
index da1f178729cf..e6d155760d51 100644
--- a/pkgs/development/python-modules/Logbook/default.nix
+++ b/pkgs/development/python-modules/logbook/default.nix
@@ -1,11 +1,12 @@
 { lib, buildPythonPackage, fetchPypi, isPy3k, pytest, mock, brotli }:
 
 buildPythonPackage rec {
-  pname = "Logbook";
+  pname = "logbook";
   version = "1.5.3";
 
   src = fetchPypi {
-    inherit pname version;
+    pname = "Logbook";
+    inherit version;
     sha256 = "1s1gyfw621vid7qqvhddq6c3z2895ci4lq3g0r1swvpml2nm9x36";
   };
 
diff --git a/pkgs/development/python-modules/matrix-nio/default.nix b/pkgs/development/python-modules/matrix-nio/default.nix
index 73171dbdbf29..58af30003497 100644
--- a/pkgs/development/python-modules/matrix-nio/default.nix
+++ b/pkgs/development/python-modules/matrix-nio/default.nix
@@ -1,7 +1,7 @@
 { lib
 , buildPythonPackage
 , fetchFromGitHub
-, Logbook
+, logbook
 , aiofiles
 , aiohttp
 , aiohttp-socks
@@ -53,7 +53,7 @@ buildPythonPackage rec {
   ];
 
   propagatedBuildInputs = [
-    Logbook
+    logbook
     aiofiles
     aiohttp
     aiohttp-socks
diff --git a/pkgs/top-level/python-packages.nix b/pkgs/top-level/python-packages.nix
index 88660bf722c4..e5a8dd8dad2d 100644
--- a/pkgs/top-level/python-packages.nix
+++ b/pkgs/top-level/python-packages.nix
@@ -5563,7 +5563,7 @@ self: super: with self; {
 
   log-symbols = callPackage ../development/python-modules/log-symbols { };
 
-  Logbook = callPackage ../development/python-modules/Logbook { };
+  logbook = callPackage ../development/python-modules/logbook { };
 
   logfury = callPackage ../development/python-modules/logfury { };