diff --git a/pkgs/applications/misc/buku/default.nix b/pkgs/applications/misc/buku/default.nix
index dacfa908b51..0a1275cb17a 100644
--- a/pkgs/applications/misc/buku/default.nix
+++ b/pkgs/applications/misc/buku/default.nix
@@ -1,14 +1,14 @@
 { stdenv, python3, fetchFromGitHub, fetchpatch }:
 
 with python3.pkgs; buildPythonApplication rec {
-  version = "3.8";
+  version = "4.1";
   pname = "buku";
 
   src = fetchFromGitHub {
     owner = "jarun";
     repo = "buku";
     rev = "v${version}";
-    sha256 = "0gv26c4rr1akcaiff1nrwil03sv7d58mfxr86pgsw6nwld67ns0r";
+    sha256 = "166l1fmpqn4hys4l0ssc4yd590mmav1w62vm9l5ijhjhmlnrzfax";
   };
 
   checkInputs = [
@@ -33,8 +33,17 @@ with python3.pkgs; buildPythonApplication rec {
     arrow
     werkzeug
     click
+    html5lib
+    vcrpy
   ];
 
+  postPatch = ''
+    # Jailbreak problematic dependencies
+    sed -i \
+      -e "s,'PyYAML.*','PyYAML',g" \
+      setup.py
+  '';
+
   preCheck = ''
     # Fixes two tests for wrong encoding
     export PYTHONIOENCODING=utf-8
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index e407c9dc44e..ceec54d7d1b 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -1761,7 +1761,9 @@ in
 
   burp = callPackage ../tools/backup/burp { };
 
-  buku = callPackage ../applications/misc/buku { };
+  buku = callPackage ../applications/misc/buku {
+    python3 = python36; # due to #52766
+  };
 
   byzanz = callPackage ../applications/video/byzanz {};