diff --git a/pkgs/applications/version-management/fossil/default.nix b/pkgs/applications/version-management/fossil/default.nix
index b9f6ec941b4..e9334db2ee2 100644
--- a/pkgs/applications/version-management/fossil/default.nix
+++ b/pkgs/applications/version-management/fossil/default.nix
@@ -19,6 +19,10 @@ stdenv.mkDerivation {
     INSTALLDIR=$out/bin make install
   '';
 
+  crossAttrs = {
+    makeFlagsArray = [ "TCC=${stdenv.cross.config}-gcc" ];
+  };
+
   meta = {
     description = "Simple, high-reliability, distributed software configuration management.";
     longDescription = ''
diff --git a/pkgs/development/libraries/openssl/default.nix b/pkgs/development/libraries/openssl/default.nix
index d19ca77a189..6b1efd7bc03 100644
--- a/pkgs/development/libraries/openssl/default.nix
+++ b/pkgs/development/libraries/openssl/default.nix
@@ -31,10 +31,13 @@ stdenv.mkDerivation rec {
       export configureFlags="--libdir=lib --cross-compile-prefix=${stdenv.cross.config}- shared ${opensslCrossSystem}"
     '';
 
-    # Openssl installs readonly files, which otherwise we can't strip.
-    # This could at some stdenv hash change be put out of crossAttrs, too
     postInstall = ''
+      # Openssl installs readonly files, which otherwise we can't strip.
+      # This could at some stdenv hash change be put out of crossAttrs, too
       chmod -R +w $out
+
+      # Remove references to perl, to avoid depending on it at runtime
+      rm $out/bin/c_rehash $out/ssl/misc/CA.pl $out/ssl/misc/tsget
     '';
     configureScript = "./Configure";
   };