diff --git a/src/xenotime.nim b/src/xenotime.nim
index 1e156db..48c2f6e 100644
--- a/src/xenotime.nim
+++ b/src/xenotime.nim
@@ -135,6 +135,10 @@ proc newThreadForm(ctx: AppContext) {.async.} =
 
 proc submitPost(ctx: AppContext) {.async.} =
     let title = ctx.getFormParams("thread-title")
+    if ctx.getFormParams("content") == "" or (title == "" and ctx.getFormParams("thread-id") == ""):
+        ctx.flash("Please actually have content.", FlashLevel.Warning)
+        resp redirect(ctx.request.headers["referer"], Http303)
+        return
     if ctx.user.isSome:
         ctx.db.transaction:
             let threadID = if title != "": domain.postThread(ctx.db, title, ctx.user.get.id)