diff --git a/gcc/params.opt b/gcc/params.opt
index 098e0aae7f9..202d92fd601 100644
--- a/gcc/params.opt
+++ b/gcc/params.opt
@@ -933,7 +933,7 @@ Maximum depth of DFS walk used by modref escape analysis.
 
 -param=modref-max-escape-points=
 Common Joined UInteger Var(param_modref_max_escape_points) Init(256) Param Optimization
-Maximum number of escape points tracked by modref per SSA-name
+Maximum number of escape points tracked by modref per SSA-name.
 
 -param=tm-max-aggregate-size=
 Common Joined UInteger Var(param_tm_max_aggregate_size) Init(9) Param Optimization