diff --git a/pkgs/development/python-modules/pycm/default.nix b/pkgs/development/python-modules/pycm/default.nix
index 878e36e5c07a..90bd83f85d29 100644
--- a/pkgs/development/python-modules/pycm/default.nix
+++ b/pkgs/development/python-modules/pycm/default.nix
@@ -10,7 +10,7 @@
 
 buildPythonPackage rec {
   pname = "pycm";
-  version = "3.3";
+  version = "3.4";
   format = "setuptools";
 
   disabled = pythonOlder "3.5";
@@ -19,7 +19,7 @@ buildPythonPackage rec {
     owner = "sepandhaghighi";
     repo = pname;
     rev = "v${version}";
-    sha256 = "0i3qpb20mnc22qny1ar3yvxb1dac7njwi8bvi5sy5kywz10c5dkw";
+    sha256 = "0agis9jh6kjf7k1vf1fiyf5h3lb9p0w9k710wwpsby292ydazr4f";
   };
 
   propagatedBuildInputs = [