diff --git a/pkgs/development/python-modules/prompt_toolkit/default.nix b/pkgs/development/python-modules/prompt_toolkit/default.nix
index e43931d914c5..ac128c098ecc 100644
--- a/pkgs/development/python-modules/prompt_toolkit/default.nix
+++ b/pkgs/development/python-modules/prompt_toolkit/default.nix
@@ -8,11 +8,11 @@
 
 buildPythonPackage rec {
   pname = "prompt_toolkit";
-  version = "3.0.16";
+  version = "3.0.18";
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "0fa02fa80363844a4ab4b8d6891f62dd0645ba672723130423ca4037b80c1974";
+    sha256 = "e1b4f11b9336a28fa11810bc623c357420f69dfdb6d2dac41ca2c21a55c033bc";
   };
   checkPhase = ''
     py.test -k 'not test_pathcompleter_can_expanduser'