diff --git a/helix-term/src/ui/lsp.rs b/helix-term/src/ui/lsp.rs
index f2854551ded05..99a88ddb0b3cd 100644
--- a/helix-term/src/ui/lsp.rs
+++ b/helix-term/src/ui/lsp.rs
@@ -69,7 +69,8 @@ impl Component for SignatureHelp {
         let (_, sig_text_height) = crate::ui::text::required_size(&sig_text, area.width);
         let sig_text_area = area.clip_top(1).with_height(sig_text_height);
         let sig_text_para = Paragraph::new(sig_text).wrap(Wrap { trim: false });
-        sig_text_para.render(sig_text_area.inner(&margin), surface);
+        let sig_text_para = sig_text_area.inner(&margin).intersection(surface.area);
+        sig_text_para.render(sig_text_para, surface);
 
         if self.signature_doc.is_none() {
             return;