diff --git a/tests/validate.h b/tests/validate.h
index df1aae1..610c7c9 100644
--- a/tests/validate.h
+++ b/tests/validate.h
@@ -270,7 +270,7 @@
     { "JNG", UndefinedCompression, 0.003 },
     { "JNG", JPEGCompression, 0.003 },
     { "JP2", UndefinedCompression, 0.003 },
-    { "JPC", UndefinedCompression, 0.003 },
+    { "J2K", UndefinedCompression, 0.003 },
     { "JPEG", UndefinedCompression, 0.003 },
     { "JPG", UndefinedCompression, 0.003 },
     { "K25", UndefinedCompression, 0.0 },