diff --git a/pkgs/development/libraries/eigen/3.3.nix b/pkgs/development/libraries/eigen/3.3.nix
index e6d13a5915a1..e3367f661ca2 100644
--- a/pkgs/development/libraries/eigen/3.3.nix
+++ b/pkgs/development/libraries/eigen/3.3.nix
@@ -1,7 +1,7 @@
 {stdenv, fetchurl, fetchpatch, cmake}:
 
 let
-  version = "3.3.4";
+  version = "3.3.5";
 in
 stdenv.mkDerivation {
   name = "eigen-${version}";
@@ -9,18 +9,9 @@ stdenv.mkDerivation {
   src = fetchurl {
     url = "https://bitbucket.org/eigen/eigen/get/${version}.tar.gz";
     name = "eigen-${version}.tar.gz";
-    sha256 = "1q85bgd6hnsgn0kq73wa4jwh4qdwklfg73pgqrz4zmxvzbqyi1j2";
+    sha256 = "13p60x6k61zq2y2in7g4fy5p55cr5dbmj3zvw10zcazxraxbcm04";
   };
 
-  patches = [
-    # Remove for > 3.3.4
-    # Upstream commit from 6 Apr 2018 "Fix cmake scripts with no fortran compiler"
-    (fetchpatch {
-      url    = "https://bitbucket.org/eigen/eigen/commits/ba14974d054ae9ae4ba88e5e58012fa6c2729c32/raw";
-      sha256 = "0fskiy9sbzvp693fcyv3pfq8kxxx3d3mgmaqvjbl5bpfjivij8l1";
-    })
-  ];
-  
   nativeBuildInputs = [ cmake ];
 
   postInstall = ''