1 files changed, 0 insertions, 1 deletions

diff --git a/derive.cc b/derive.cc
index 3d35522e..71203bd3 100644
--- a/derive.cc
+++ b/derive.cc
@@ -1,5 +1,4 @@
 #include "derive.h"
-#include "datetime.h"
 #include "error.h"
 #include "mask.h"