1 files changed, 1 insertions, 1 deletions

diff --git a/apps/recorder/wormlet.c b/apps/recorder/wormlet.c
index f1654227ff..d6850dc039 100644
--- a/apps/recorder/wormlet.c
+++ b/apps/recorder/wormlet.c
@@ -64,7 +64,7 @@
 /**
  * All the properties that a worm has.
  */
-struct worm {
+static struct worm {
     /* The worm is stored in a ring of xy coordinates */
     char x[MAX_WORM_SEGMENTS];
     char y[MAX_WORM_SEGMENTS];