diff --git a/particles/progress-bar.c b/particles/progress-bar.c
index d67b212..1c8463a 100644
--- a/particles/progress-bar.c
+++ b/particles/progress-bar.c
@@ -352,7 +352,7 @@ verify_conf(keychain_t *chain, const struct yml_node *node)
         {"fill", true, &conf_verify_particle},
         {"empty", true, &conf_verify_particle},
         {"indicator", true, &conf_verify_particle},
-        {"verticl", false, &conf_verify_bool},
+        {"vertical", false, &conf_verify_bool},
         PARTICLE_COMMON_ATTRS,
     };