diff --git a/sys/kern/vfs_bio.c b/sys/kern/vfs_bio.c
index af41f1447368..c0a80f340334 100644
--- a/sys/kern/vfs_bio.c
+++ b/sys/kern/vfs_bio.c
@@ -3062,7 +3062,7 @@ allocbuf(struct buf *bp, int size)
 
 				/*
 				 * We must allocate system pages since blocking
-				 * here could intefere with paging I/O, no
+				 * here could interfere with paging I/O, no
 				 * matter which process we are.
 				 *
 				 * We can only test VPO_BUSY here.  Blocking on