diff --git a/src/bin/exactness.c b/src/bin/exactness.c
index 8e98122..2ef3f32 100644
--- a/src/bin/exactness.c
+++ b/src/bin/exactness.c
@@ -108,7 +108,7 @@ _image_save(Exactness_Image *ex_img, const char *output)
 static void
 _file_compare(const char *orig_dir, const char *ent_name)
 {
-   char filename1[EXACTNESS_PATH_MAX], filename2[EXACTNESS_PATH_MAX];
+   char filename1[2*EXACTNESS_PATH_MAX], filename2[2*EXACTNESS_PATH_MAX];
    Exactness_Image *img1, *img2, *imgO = NULL;
    snprintf(filename1, EXACTNESS_PATH_MAX, "%s/%s", orig_dir, ent_name);
    snprintf(filename2, EXACTNESS_PATH_MAX, "%s/%s/%s", _dest_dir, CURRENT_SUBDIR, ent_name);
@@ -118,7 +118,7 @@ _file_compare(const char *orig_dir, const char *ent_name)
 
    if (exactness_image_compare(img1, img2, &imgO))
      {
-        char buf[EXACTNESS_PATH_MAX];
+        char buf[2*EXACTNESS_PATH_MAX];
         snprintf(buf, EXACTNESS_PATH_MAX, "%s/%s/comp_%s", _dest_dir, CURRENT_SUBDIR, ent_name);
         _image_save(imgO, buf);
         _compare_errors = eina_list_append(_compare_errors, strdup(ent_name));