diff --git a/pkgs/development/compilers/dtc/default.nix b/pkgs/development/compilers/dtc/default.nix
index fd02f779b3cf..b342bd945858 100644
--- a/pkgs/development/compilers/dtc/default.nix
+++ b/pkgs/development/compilers/dtc/default.nix
@@ -5,7 +5,7 @@ stdenv.mkDerivation rec {
   version = "1.4.5";
 
   src = fetchgit {
-    url = "git://git.kernel.org/pub/scm/utils/dtc/dtc.git";
+    url = "https://git.kernel.org/pub/scm/utils/dtc/dtc.git";
     rev = "refs/tags/v${version}";
     sha256 = "10y5pbkcj5gkijcgnlvrh6q2prpnvsgihb9asz3zfp66mcjwzsy3";
   };