diff --git a/yjit.rb b/yjit.rb
index db283fe33b..cf5cac5f2f 100644
--- a/yjit.rb
+++ b/yjit.rb
@@ -190,7 +190,7 @@ module YJIT
       total_exits = total_exit_count(stats)
 
       top_n_total = exits.map { |name, count| count }.sum
-      top_n_exit_pct = top_n_total / total_exits
+      top_n_exit_pct = 100.0 * top_n_total / total_exits
 
       $stderr.puts "Top-#{how_many} most frequent exit ops (#{"%.1f" % top_n_exit_pct}% of exits):"