diff --git a/grub-core/kern/dl.c b/grub-core/kern/dl.c
index e447fd0fa..6121a46e1 100644
--- a/grub-core/kern/dl.c
+++ b/grub-core/kern/dl.c
@@ -467,7 +467,8 @@ grub_dl_check_license (grub_dl_t mod, Elf_Ehdr *e)
 
   if (grub_strcmp ((char *) e + s->sh_offset, "LICENSE=GPLv3") == 0
       || grub_strcmp ((char *) e + s->sh_offset, "LICENSE=GPLv3+") == 0
-      || grub_strcmp ((char *) e + s->sh_offset, "LICENSE=GPLv2+") == 0)
+      || grub_strcmp ((char *) e + s->sh_offset, "LICENSE=GPLv2+") == 0
+      || grub_strcmp ((char *) e + s->sh_offset, "LICENSE=CC0") == 0)
     return GRUB_ERR_NONE;
 
   return grub_error (GRUB_ERR_BAD_MODULE,
diff --git a/util/grub-module-verifierXX.c b/util/grub-module-verifierXX.c
index cf3ff0dfa..123322337 100644
--- a/util/grub-module-verifierXX.c
+++ b/util/grub-module-verifierXX.c
@@ -212,7 +212,8 @@ check_license (const char * const filename,
   Elf_Shdr *s = find_section (arch, e, ".module_license");
   if (s && (strcmp ((char *) e + grub_target_to_host(s->sh_offset), "LICENSE=GPLv3") == 0
 	    || strcmp ((char *) e + grub_target_to_host(s->sh_offset), "LICENSE=GPLv3+") == 0
-	    || strcmp ((char *) e + grub_target_to_host(s->sh_offset), "LICENSE=GPLv2+") == 0))
+	    || strcmp ((char *) e + grub_target_to_host(s->sh_offset), "LICENSE=GPLv2+") == 0
+      || strcmp ((char *) e + grub_target_to_host(s->sh_offset), "LICENSE=CC0") == 0))
     return;
   grub_util_error ("%s: incompatible license", filename);
 }