diff --git a/pkgs/python-packages.nix b/pkgs/python-packages.nix
--- a/pkgs/python-packages.nix
+++ b/pkgs/python-packages.nix
@@ -515,14 +515,14 @@ self: super: {
     };
   };
   "gevent" = super.buildPythonPackage {
-    name = "gevent-1.3.4";
+    name = "gevent-1.3.5";
     doCheck = false;
     propagatedBuildInputs = [
       self."greenlet"
     ];
     src = fetchurl {
-      url = "https://files.pythonhosted.org/packages/f8/85/f92a8f43c9f15ffad49d743d929863a042ce3e8de5746c63bb4d6ce51a02/gevent-1.3.4.tar.gz";
-      sha256 = "0x2gm3iba4cprclnbkcq2i14m6br2hfqns8yv3sjil46b1qdri2k";
+      url = "https://files.pythonhosted.org/packages/e6/0a/fc345c6e6161f84484870dbcaa58e427c10bd9bdcd08a69bed3d6b398bf1/gevent-1.3.5.tar.gz";
+      sha256 = "1w3gydxirgd2f60c5yv579w4903ds9s4g3587ik4jby97hgqc5bz";
     };
     meta = {
       license = [ pkgs.lib.licenses.mit ];
diff --git a/requirements.txt b/requirements.txt
--- a/requirements.txt
+++ b/requirements.txt
@@ -110,7 +110,7 @@ invoke==0.13.0
 bumpversion==0.5.3
 
 ## http servers
-gevent==1.3.4
+gevent==1.3.5
 greenlet==0.4.13
 gunicorn==19.9.0
 waitress==1.1.0