1 files changed, 1 insertions, 1 deletions

diff --git a/param.ccl b/param.ccl
index b56d061..8f0b60d 100644
--- a/param.ccl
+++ b/param.ccl
@@ -83,7 +83,7 @@ USES REAL poly_k
 
 restricted:
 
-KEYWORD use_evolution_mask "Set this to 'true' to skip validity tests in regions where CarpetEvolutionMask::evolution_mask vanishes." STEERABLE=ALWAYS
+KEYWORD use_evolution_mask "Set this to 'always' to skip validity tests in regions where CarpetEvolutionMask::evolution_mask vanishes." STEERABLE=ALWAYS
 {
   "always" :: "use the mask"
   "auto"   :: "check if CarpetEvolutionMask is active, then use the mask"