diff --git a/src/modules/module_19210.c b/src/modules/module_19210.c
index 7c35f5e1a..b014c60cb 100644
--- a/src/modules/module_19210.c
+++ b/src/modules/module_19210.c
@@ -110,7 +110,7 @@ int module_hash_decode (MAYBE_UNUSED const hashconfig_t *hashconfig, MAYBE_UNUSE
                    | TOKEN_ATTR_VERIFY_BASE64A;
 
   token.sep[3]     = '@';
-  token.len_min[3] = 32;
+  token.len_min[3] = 16;
   token.len_max[3] = 60;
   token.attr[3]    = TOKEN_ATTR_VERIFY_LENGTH
                    | TOKEN_ATTR_VERIFY_BASE64A;