1 files changed, 9 insertions, 0 deletions
diff --git a/automake.in b/automake.in
index ef3b8a65b..f9a682141 100644
--- a/automake.in
+++ b/automake.in
@@ -2059,6 +2059,15 @@ sub handle_single_transform ($$$$$%)
 	    # derived from is not.
 	    &push_dist_common ($object)
 	      unless ($topparent =~ /^(?:nobase_)?nodist_/);
+
+	    # If resulting derived source is in a subdir, we need to make
+	    # sure the subdir exists at build time.
+	    if ($object =~ /\//)
+	      {
+		my $dirstamp = require_build_directory_maybe ($object);
+		depend ($object, $dirstamp)
+		  if ($dirstamp);
+	      }
 	    next;
 	  }