3 files changed, 3 insertions, 3 deletions
diff --git a/pkgs/data/fonts/corefonts/default.nix b/pkgs/data/fonts/corefonts/default.nix
index df0299beedca..75896e059bf4 100644
--- a/pkgs/data/fonts/corefonts/default.nix
+++ b/pkgs/data/fonts/corefonts/default.nix
@@ -28,7 +28,7 @@ stdenv.mkDerivation {
   name = "corefonts-1";
 
   exes = map ({name, sha256}: fetchurl {
-    url = "http://surfnet.dl.sourceforge.net/sourceforge/corefonts/${name}32.exe";
+    url = "mirror://sourceforge/corefonts/${name}32.exe";
     inherit sha256;
   }) fonts;
 
diff --git a/pkgs/data/sgml+xml/stylesheets/xslt/docbook/default.nix b/pkgs/data/sgml+xml/stylesheets/xslt/docbook/default.nix
index efc4ba83852e..c54d8f304b62 100644
--- a/pkgs/data/sgml+xml/stylesheets/xslt/docbook/default.nix
+++ b/pkgs/data/sgml+xml/stylesheets/xslt/docbook/default.nix
@@ -4,7 +4,7 @@ stdenv.mkDerivation {
   name = "docbook-xsl-1.72.0";
   builder = ./builder.sh;
   src = fetchurl {
-    url = http://switch.dl.sourceforge.net/sourceforge/docbook/docbook-xsl-1.72.0.tar.bz2;
+    url = mirror://sourceforge/docbook/docbook-xsl-1.72.0.tar.bz2;
     sha256 = "1cnrfgqz8pc9wnlgqjch2338ad7jki6d4h6b2fhaxn1a2201df5k";
   };
 }
diff --git a/pkgs/data/sgml+xml/stylesheets/xslt/docbook5/default.nix b/pkgs/data/sgml+xml/stylesheets/xslt/docbook5/default.nix
index c83c63b99ff0..af9152ac4d27 100644
--- a/pkgs/data/sgml+xml/stylesheets/xslt/docbook5/default.nix
+++ b/pkgs/data/sgml+xml/stylesheets/xslt/docbook5/default.nix
@@ -4,7 +4,7 @@ stdenv.mkDerivation {
   name = "docbook5-xsl-1.73.1";
   builder = ./builder.sh;
   src = fetchurl {
-    url = http://kent.dl.sourceforge.net/sourceforge/docbook/docbook-xsl-ns-1.73.1.tar.bz2;
+    url = mirror://sourceforge/docbook/docbook-xsl-ns-1.73.1.tar.bz2;
     sha256 = "105irc94p04j0fj5vf5fschyxv9azkh2bsa69a796jax5ngpbahn";
   };
 }