diff --git a/pkgs/top-level/python-packages.nix b/pkgs/top-level/python-packages.nix
index a3c42dd13bf..f4a425b2673 100644
--- a/pkgs/top-level/python-packages.nix
+++ b/pkgs/top-level/python-packages.nix
@@ -23135,6 +23135,35 @@ in {
     };
   };
 
+  simplebayes = buildPythonPackage rec {
+    name = "simplebayes-${version}";
+    version = "1.5.8";
+
+    # Use GitHub instead of pypi, because it contains tests.
+    src = pkgs.fetchFromGitHub {
+      repo = "simplebayes";
+      owner = "hickeroar";
+      # NOTE: This is actually 1.5.8 but the tag is wrong!
+      rev = "1.5.7";
+      sha256 = "0mp7rvfdmpfxnka4czw3lv5kkh6gdxh6dm4r6hcln1zzfg9lxp4h";
+    };
+
+    checkInputs = [ self.nose self.mock ];
+
+    postPatch = optionalString isPy3k ''
+      sed -i -e 's/open *(\([^)]*\))/open(\1, encoding="utf-8")/' setup.py
+    '';
+
+    checkPhase = "nosetests tests/test.py";
+
+    meta = {
+      description = "Memory-based naive bayesian text classifier";
+      homepage = "https://github.com/hickeroar/simplebayes";
+      license = licenses.mit;
+      platforms = platforms.all;
+    };
+  };
+
   simplegeneric = buildPythonPackage rec {
     version = "0.8.1";
     name = "simplegeneric-${version}";