diff --git a/pkgs/development/embedded/rshell/default.nix b/pkgs/development/embedded/rshell/default.nix
index bcda3c02dd63..a537af3692b4 100644
--- a/pkgs/development/embedded/rshell/default.nix
+++ b/pkgs/development/embedded/rshell/default.nix
@@ -1,15 +1,26 @@
-{ lib, buildPythonApplication, fetchPypi, pyserial, pyudev }:
+{ lib
+, buildPythonApplication
+, fetchPypi
+, pyserial
+, pyudev
+, pythonOlder
+}:
 
 buildPythonApplication rec {
   pname = "rshell";
-  version = "0.0.30";
+  version = "0.0.31";
+
+  disabled = pythonOlder "3.4";
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "d2002d40d735204037d6142a6c2d51beecc763c124faaf759cabf7acd945be95";
+    sha256 = "7942b758a9ae5c6ff46516b0317f437dfce9f0721f3a3b635ebd501c9cd38fb9";
   };
 
-  propagatedBuildInputs = [ pyserial pyudev ];
+  propagatedBuildInputs = [
+    pyserial
+    pyudev
+  ];
 
   meta = with lib; {
     homepage = "https://github.com/dhylands/rshell";