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-rw-r--r--interface.ccl5
1 files changed, 5 insertions, 0 deletions
diff --git a/interface.ccl b/interface.ccl
index fc72b95..2213765 100644
--- a/interface.ccl
+++ b/interface.ccl
@@ -4,3 +4,8 @@
implements: AHFinder
# this thorn doesn't define or use any Cactus grid variables
+# but bad things happen if we don't have anything
+##int dummy type=gf
+##{
+##dummy
+##} "dummy gridfn"