diff --git a/pkgs/development/python-modules/nibabel/default.nix b/pkgs/development/python-modules/nibabel/default.nix
index 5aba6ffd71e..7db4378a6e6 100644
--- a/pkgs/development/python-modules/nibabel/default.nix
+++ b/pkgs/development/python-modules/nibabel/default.nix
@@ -7,7 +7,6 @@
 }:
 
 buildPythonPackage rec {
-  name = "${pname}-${version}";
   pname = "nibabel";
   version = "2.2.0";
 
diff --git a/pkgs/development/python-modules/nipype/default.nix b/pkgs/development/python-modules/nipype/default.nix
index c5174d7f94d..8ee6eeb104b 100644
--- a/pkgs/development/python-modules/nipype/default.nix
+++ b/pkgs/development/python-modules/nipype/default.nix
@@ -28,7 +28,6 @@
 assert !isPy3k -> configparser != null;
 
 buildPythonPackage rec {
-  name = "${pname}-${version}";
   pname = "nipype";
   version = "0.14.0";
 
diff --git a/pkgs/development/python-modules/prov/default.nix b/pkgs/development/python-modules/prov/default.nix
index ce9a3e7d56c..f80a3a1babf 100644
--- a/pkgs/development/python-modules/prov/default.nix
+++ b/pkgs/development/python-modules/prov/default.nix
@@ -10,7 +10,6 @@
 }:
 
 buildPythonPackage rec {
-  name = "${pname}-${version}";
   pname = "prov";
   version = "1.5.0";
 
diff --git a/pkgs/development/python-modules/pydotplus/default.nix b/pkgs/development/python-modules/pydotplus/default.nix
index 0640374fa65..03b594a131a 100644
--- a/pkgs/development/python-modules/pydotplus/default.nix
+++ b/pkgs/development/python-modules/pydotplus/default.nix
@@ -6,7 +6,6 @@
 }:
 
 buildPythonPackage rec {
-  name = "${pname}-${version}";
   pname = "pydotplus";
   version = "2.0.2";
 
diff --git a/pkgs/development/python-modules/xvfbwrapper/default.nix b/pkgs/development/python-modules/xvfbwrapper/default.nix
index 4a26267fa80..0758baacff8 100644
--- a/pkgs/development/python-modules/xvfbwrapper/default.nix
+++ b/pkgs/development/python-modules/xvfbwrapper/default.nix
@@ -5,7 +5,6 @@
 }:
 
 buildPythonPackage rec {
-  name = "${pname}-${version}";
   pname = "xvfbwrapper";
   version = "0.2.9";