1 files changed, 3 insertions, 2 deletions
diff --git a/param.ccl b/param.ccl
index 89e3e5f..ed739c5 100755
--- a/param.ccl
+++ b/param.ccl
@@ -54,9 +54,10 @@ KEYWORD Bvec_evolution_method "Evolution method for Bvec"
   "none" :: "Evolution for Bvec is disabled"
 } "none"
 
-BOOLEAN hydro_excision "Turn on of off (default) storage for hydro excision"
+INT hydro_excision "Turn on of off (default) storage for hydro excision" ACCUMULATOR = (x+y)
 {
-} "no"
+  0:* :: "Anything else than 0 turns hydro_excision on, added to by other thorns"
+} 0
 
 # Settings for temperature and electron fraction