diff --git a/crap/tube.h b/crap/tube.h
index b322e2c..7a95e07 100644
--- a/crap/tube.h
+++ b/crap/tube.h
@@ -1,4 +1,3 @@
-#include <alloca.h>
 #include <string.h>
 #include <stdio.h>