diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index b7474fd9850..c06949da55c 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -479,7 +479,7 @@ let
     inherit stdenv zlib openssl libssh2;
     zlibSupport = ! ((stdenv ? isDietLibC) || (stdenv ? isStatic));
     sslSupport = zlibSupport;
-    scpSupport = zlibSupport;
+    scpSupport = zlibSupport && (!stdenv.isSunOS);
   };
 
   curlftpfs = callPackage ../tools/filesystems/curlftpfs { };