diff --git a/src/vmime/net/imap/IMAPCommand.hpp b/src/vmime/net/imap/IMAPCommand.hpp
index 6003c227..facbed78 100644
--- a/src/vmime/net/imap/IMAPCommand.hpp
+++ b/src/vmime/net/imap/IMAPCommand.hpp
@@ -33,7 +33,7 @@
 
 #include "vmime/object.hpp"
 #include "vmime/base.hpp"
-#include "vmime/datetime.hpp"
+#include "vmime/dateTime.hpp"
 
 #include "vmime/net/messageSet.hpp"