diff --git a/src/ChangeLog b/src/ChangeLog
index 7ee41698bad..0f68f36a8c9 100644
--- a/src/ChangeLog
+++ b/src/ChangeLog
@@ -1,3 +1,8 @@
+2013-08-19  Dmitry Antipov  <dmantipov@yandex.ru>
+
+	* image.c (imagemagick_create_cache, imagemagick_get_animation_cache)
+	(imagemagick_prune_animation_cache): Now static.
+
 2013-08-18  Lars Magne Ingebrigtsen  <larsi@gnus.org>
 
 	* image.c (imagemagick_get_animation_cache): Don't segfault when
diff --git a/src/image.c b/src/image.c
index 1452e8659b5..a8210e2414a 100644
--- a/src/image.c
+++ b/src/image.c
@@ -7887,18 +7887,18 @@ struct animation_cache
 
 static struct animation_cache *animation_cache = NULL;
 
-struct animation_cache *
+static struct animation_cache *
 imagemagick_create_cache (char *signature)
 {
-  struct animation_cache *cache = xzalloc (sizeof (struct animation_cache));
+  struct animation_cache *cache = xzalloc (sizeof *cache);
   cache->signature = signature;
   cache->update_time = current_emacs_time ();
   return cache;
 }
 
 /* Discard cached images that haven't been used for a minute. */
-void
-imagemagick_prune_animation_cache ()
+static void
+imagemagick_prune_animation_cache (void)
 {
   struct animation_cache *cache = animation_cache;
   struct animation_cache *prev = NULL;
@@ -7928,7 +7928,7 @@ imagemagick_prune_animation_cache ()
     }
 }
 
-struct animation_cache *
+static struct animation_cache *
 imagemagick_get_animation_cache (MagickWand *wand)
 {
   char *signature = xstrdup (MagickGetImageSignature (wand));