diff --git a/drivers/timer/altera_timer.c b/drivers/timer/altera_timer.c
index ece246c..040dc65 100644
--- a/drivers/timer/altera_timer.c
+++ b/drivers/timer/altera_timer.c
@@ -7,6 +7,7 @@
  * Scott McNutt <smcnutt@psyent.com>
  */
 
+#include <common.h>
 #include <dm.h>
 #include <errno.h>
 #include <timer.h>