4 files changed, 4 insertions, 4 deletions
diff --git a/pkgs/applications/misc/acrobat-reader/default.nix b/pkgs/applications/misc/acrobat-reader/default.nix
index ea4ea30a4726..cba6c08f2075 100644
--- a/pkgs/applications/misc/acrobat-reader/default.nix
+++ b/pkgs/applications/misc/acrobat-reader/default.nix
@@ -4,7 +4,7 @@ stdenv.mkDerivation {
   name = "acrobat-reader-5.0.9";
   builder = ./builder.sh;
   src = fetchurl {
-    url = http://ardownload.adobe.com/pub/adobe/acrobatreader/unix/5.x/linux-509.tar.gz;
+    url = http://catamaran.labs.cs.uu.nl/dist/tarballs/linux-509.tar.gz;
     md5 = "53b7ca0fc83ab81214ba82050ce89c64";
   };
   buildInputs = [patchelf];
diff --git a/pkgs/applications/misc/hello/ex-1/default.nix b/pkgs/applications/misc/hello/ex-1/default.nix
index ac127af6ce51..de2454cf1e35 100644
--- a/pkgs/applications/misc/hello/ex-1/default.nix
+++ b/pkgs/applications/misc/hello/ex-1/default.nix
@@ -4,7 +4,7 @@ stdenv.mkDerivation {
   name = "hello-2.1.1";
   builder = ./builder.sh;
   src = fetchurl {
-    url = ftp://ftp.nluug.nl/pub/gnu/hello/hello-2.1.1.tar.gz;
+    url = http://catamaran.labs.cs.uu.nl/dist/tarballs/hello-2.1.1.tar.gz;
     md5 = "70c9ccf9fac07f762c24f2df2290784d";
   };
   inherit perl;
diff --git a/pkgs/applications/misc/hello/ex-2/default.nix b/pkgs/applications/misc/hello/ex-2/default.nix
index 017ccf617ed5..48931d8654ca 100644
--- a/pkgs/applications/misc/hello/ex-2/default.nix
+++ b/pkgs/applications/misc/hello/ex-2/default.nix
@@ -3,7 +3,7 @@
 stdenv.mkDerivation {
   name = "hello-2.1.1";
   src = fetchurl {
-    url = ftp://ftp.nluug.nl/pub/gnu/hello/hello-2.1.1.tar.gz;
+    url = http://catamaran.labs.cs.uu.nl/dist/tarballs/hello-2.1.1.tar.gz;
     md5 = "70c9ccf9fac07f762c24f2df2290784d";
   };
   buildInputs = [perl];
diff --git a/pkgs/applications/misc/xchm/default.nix b/pkgs/applications/misc/xchm/default.nix
index 5681acba13aa..3a791647f9f2 100644
--- a/pkgs/applications/misc/xchm/default.nix
+++ b/pkgs/applications/misc/xchm/default.nix
@@ -3,7 +3,7 @@
 stdenv.mkDerivation {
   name = "xchm-0.9.1";
   src = fetchurl {
-    url = http://belnet.dl.sourceforge.net/sourceforge/xchm/xchm-0.9.1.tar.gz;
+    url = http://catamaran.labs.cs.uu.nl/dist/tarballs/xchm-0.9.1.tar.gz;
     md5 = "5ba671e09e4c3ac46ffb5ce9d2c985eb";
   };
   buildInputs = [wxGTK chmlib];