diff --git a/Project.toml b/Project.toml
index 00a5c9c..0785ff7 100644
--- a/Project.toml
+++ b/Project.toml
@@ -1,7 +1,7 @@
 name = "ImageIO"
 uuid = "82e4d734-157c-48bb-816b-45c225c6df19"
 authors = ["Ian Butterworth"]
-version = "0.6.3"
+version = "0.6.4"
 
 [deps]
 FileIO = "5789e2e9-d7fb-5bc7-8068-2c6fae9b9549"