1 files changed, 4 insertions, 2 deletions
diff --git a/param.ccl b/param.ccl
index c9857fa..7ceddd2 100644
--- a/param.ccl
+++ b/param.ccl
@@ -31,9 +31,11 @@ private:
 #
 
 # set this to (try to) find apparent horizons at every time step
-boolean find_AHs "should we try to find apparent horizons?"
+int find_every "how often should we try to find apparent horizons?"
 {
-} "true"
+0   :: "don't find AHs at all (this thorn is a no-op)"
+1:* :: "any integer >= 1"
+} 1
 
 keyword method "what should this thorn do for each apparent horizon?"
 {