diff --git a/testdata/testinput17 b/testdata/testinput17
index caf4c91ae..9c62c3916 100644
--- a/testdata/testinput17
+++ b/testdata/testinput17
@@ -304,7 +304,7 @@
 /[aCz]/mg,firstline,newline=lf
     match\nmatch
 
-//jitfast
+//jit
     \=null_subject
 
 # End of testinput17
diff --git a/testdata/testoutput17 b/testdata/testoutput17
index b5b2cc8a1..5d68b0a47 100644
--- a/testdata/testoutput17
+++ b/testdata/testoutput17
@@ -550,7 +550,7 @@ Failed: error -47: match limit exceeded
     match\nmatch
  0: a (JIT)
 
-//jitfast
+//jit
     \=null_subject
  0:  (JIT)