diff --git a/pkgs/development/python-modules/arrow/default.nix b/pkgs/development/python-modules/arrow/default.nix
index 141ce20fdcbc..36f2963b2bab 100644
--- a/pkgs/development/python-modules/arrow/default.nix
+++ b/pkgs/development/python-modules/arrow/default.nix
@@ -5,11 +5,11 @@
 
 buildPythonPackage rec {
   pname = "arrow";
-  version = "0.15.5";
+  version = "0.15.6";
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "0yq2bld2bjxddmg9zg4ll80pb32rkki7xyhgnrqnkxy5w9jf942k";
+    sha256 = "eb5d339f00072cc297d7de252a2e75f272085d1231a3723f1026d1fa91367118";
   };
 
   checkPhase = ''