diff --git a/ChangeLog b/ChangeLog
index 48f6b95..20ac88a 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -12,6 +12,8 @@ ClusterFuzz 14376.
 2. Improved the invalid utf32 support of the JIT compiler. Now it correctly
 detects invalid characters in the 0xd800-0xdfff range.
 
+3. Fix minor typo bug in JIT compile when \X is used in a non-UTF string.
+
 
 Version 10.33 16-April-2019
 ---------------------------
diff --git a/testdata/testinput4 b/testdata/testinput4
index cccab0e..f3d498c 100644
--- a/testdata/testinput4
+++ b/testdata/testinput4
@@ -2480,4 +2480,7 @@
 /^(?'אABC'...)(?&אABC)/utf
     123123123456
 
+/\X*/
+    \xF3aaa\xE4\xEA\xEB\xFEa
+
 # End of testinput4
diff --git a/testdata/testoutput4 b/testdata/testoutput4
index 84b8b9e..53926ed 100644
--- a/testdata/testoutput4
+++ b/testdata/testoutput4
@@ -4012,4 +4012,8 @@ No match
  0: 123123
  1: 123
 
+/\X*/
+    \xF3aaa\xE4\xEA\xEB\xFEa
+ 0: \xf3aaa\xe4\xea\xeb\xfea
+
 # End of testinput4