diff --git a/testdata/testinput22 b/testdata/testinput22
index c218ea6..5e01fdc 100644
--- a/testdata/testinput22
+++ b/testdata/testinput22
@@ -101,4 +101,7 @@
 /\C[^\v]+\x80/utf
     [AΏBŀC]
 
+/\C[^\d]+\x80/utf
+    [AΏBŀC]
+
 # End of testinput22
diff --git a/testdata/testoutput22-16 b/testdata/testoutput22-16
index 5e23611..df29e14 100644
--- a/testdata/testoutput22-16
+++ b/testdata/testoutput22-16
@@ -175,4 +175,8 @@ No match
     [AΏBŀC]
 No match
 
+/\C[^\d]+\x80/utf
+    [AΏBŀC]
+No match
+
 # End of testinput22
diff --git a/testdata/testoutput22-32 b/testdata/testoutput22-32
index 8576f31..f0b7984 100644
--- a/testdata/testoutput22-32
+++ b/testdata/testoutput22-32
@@ -173,4 +173,8 @@ No match
     [AΏBŀC]
 No match
 
+/\C[^\d]+\x80/utf
+    [AΏBŀC]
+No match
+
 # End of testinput22
diff --git a/testdata/testoutput22-8 b/testdata/testoutput22-8
index 8543652..0a04aa8 100644
--- a/testdata/testoutput22-8
+++ b/testdata/testoutput22-8
@@ -177,4 +177,8 @@ No match
     [AΏBŀC]
 No match
 
+/\C[^\d]+\x80/utf
+    [AΏBŀC]
+No match
+
 # End of testinput22