7 files changed, 8 insertions, 8 deletions
diff --git a/pkgs/development/libraries/acl/default.nix b/pkgs/development/libraries/acl/default.nix
index f9bb982a784..f9559d94174 100644
--- a/pkgs/development/libraries/acl/default.nix
+++ b/pkgs/development/libraries/acl/default.nix
@@ -27,7 +27,7 @@ stdenv.mkDerivation rec {
   installTargets = [ "install" "install-lib" "install-dev" ];
 
   meta = with stdenv.lib; {
-    homepage = "http://savannah.nongnu.org/projects/acl";
+    homepage = "https://savannah.nongnu.org/projects/acl";
     description = "Library and tools for manipulating access control lists";
     platforms = platforms.linux;
     license = licenses.gpl2Plus;
diff --git a/pkgs/development/libraries/attr/default.nix b/pkgs/development/libraries/attr/default.nix
index 944f33b7a3f..f859894cd47 100644
--- a/pkgs/development/libraries/attr/default.nix
+++ b/pkgs/development/libraries/attr/default.nix
@@ -25,7 +25,7 @@ stdenv.mkDerivation rec {
   '';
 
   meta = with stdenv.lib; {
-    homepage = "http://savannah.nongnu.org/projects/attr/";
+    homepage = "https://savannah.nongnu.org/projects/attr/";
     description = "Library and tools for manipulating extended attributes";
     platforms = platforms.linux;
     license = licenses.gpl2Plus;
diff --git a/pkgs/development/libraries/libchop/default.nix b/pkgs/development/libraries/libchop/default.nix
index f524c940255..c802bd68ab0 100644
--- a/pkgs/development/libraries/libchop/default.nix
+++ b/pkgs/development/libraries/libchop/default.nix
@@ -14,7 +14,7 @@ stdenv.mkDerivation rec {
   patches = [ ./gets-undeclared.patch ./size_t.patch ];
 
   nativeBuildInputs = [ pkgconfig gperf ];
-  
+
   buildInputs =
     [ zlib bzip2 lzo
       libgcrypt
@@ -47,7 +47,7 @@ stdenv.mkDerivation rec {
          line.  It is written in C and has Guile (Scheme) bindings.
       '';
 
-    homepage = http://nongnu.org/libchop/;
+    homepage = https://www.nongnu.org/libchop/;
     license = licenses.gpl3Plus;
     maintainers = with maintainers; [ ];
     platforms = platforms.gnu ++ platforms.linux;
diff --git a/pkgs/development/libraries/libgksu/default.nix b/pkgs/development/libraries/libgksu/default.nix
index 0af0a1227f3..9bec00b9f52 100644
--- a/pkgs/development/libraries/libgksu/default.nix
+++ b/pkgs/development/libraries/libgksu/default.nix
@@ -79,7 +79,7 @@ stdenv.mkDerivation rec {
       user.  It provides X authentication facilities for running
       programs in an X session.
     '';
-    homepage = http://www.nongnu.org/gksu/;
+    homepage = https://www.nongnu.org/gksu/;
     license = stdenv.lib.licenses.lgpl2;
     maintainers = [ stdenv.lib.maintainers.romildo ];
     platforms = stdenv.lib.platforms.linux;
diff --git a/pkgs/development/libraries/libnih/default.nix b/pkgs/development/libraries/libnih/default.nix
index 22eb8ed64dd..a4b0b26a345 100644
--- a/pkgs/development/libraries/libnih/default.nix
+++ b/pkgs/development/libraries/libnih/default.nix
@@ -6,7 +6,7 @@ stdenv.mkDerivation rec {
   name = "libnih-${version}";
 
   src = fetchurl {
-    url = "http://code.launchpad.net/libnih/1.0/${version}/+download/libnih-${version}.tar.gz";
+    url = "https://code.launchpad.net/libnih/1.0/${version}/+download/libnih-${version}.tar.gz";
     sha256 = "01glc6y7z1g726zwpvp2zm79pyb37ki729jkh45akh35fpgp4xc9";
   };
 
diff --git a/pkgs/development/libraries/libunwind/default.nix b/pkgs/development/libraries/libunwind/default.nix
index 6a32ccf5c1b..2453484cb9c 100644
--- a/pkgs/development/libraries/libunwind/default.nix
+++ b/pkgs/development/libraries/libunwind/default.nix
@@ -29,7 +29,7 @@ stdenv.mkDerivation rec {
   doCheck = false; # fails
 
   meta = with stdenv.lib; {
-    homepage = http://www.nongnu.org/libunwind;
+    homepage = https://www.nongnu.org/libunwind;
     description = "A portable and efficient API to determine the call-chain of a program";
     maintainers = with maintainers; [ orivej ];
     platforms = platforms.linux;
diff --git a/pkgs/development/libraries/png++/default.nix b/pkgs/development/libraries/png++/default.nix
index ef4b3ea7e01..54a563c518f 100644
--- a/pkgs/development/libraries/png++/default.nix
+++ b/pkgs/development/libraries/png++/default.nix
@@ -36,7 +36,7 @@ stdenv.mkDerivation rec {
   enableParallelBuilding = true;
 
   meta = with stdenv.lib; {
-    homepage = http://www.nongnu.org/pngpp/;
+    homepage = https://www.nongnu.org/pngpp/;
     description = "C++ wrapper for libpng library";
     license = licenses.bsd3;
     platforms = platforms.unix;