diff --git a/src/program-events.lisp b/src/program-events.lisp
index 216c05e..aca7fbb 100644
--- a/src/program-events.lisp
+++ b/src/program-events.lisp
@@ -478,8 +478,8 @@
           (when (or (and (db:user-ignored-p account-id)
                          (not (db:status-skipped-p status-id folder timeline-type)))
                     (and language
-                         (cl-ppcre:scan (swconf:config-post-allowed-language)
-                                        language))
+                         (not (cl-ppcre:scan (swconf:config-post-allowed-language)
+                                             (string-downcase (string language)))))
                     (and rebloggedp
                          (db:boost-ignored-p account-id))
                     (and (text-utils:string-not-empty-p tags)