diff --git a/benchmark/vm_thread_pass.rb b/benchmark/vm_thread_pass.rb
index e5f2352610..438bd08d45 100644
--- a/benchmark/vm_thread_pass.rb
+++ b/benchmark/vm_thread_pass.rb
@@ -1,4 +1,4 @@
-# Plenty Thtread.pass
+# Plenty Thread.pass
 # A performance may depend on GVL implementation.
 
 tmax = (ARGV.shift || 8).to_i