diff --git a/public/src/uncloseai-modal-builtin.css b/public/src/uncloseai-modal-builtin.css
index 1ac3866..f1312a7 100644
--- a/public/src/uncloseai-modal-builtin.css
+++ b/public/src/uncloseai-modal-builtin.css
@@ -1120,6 +1120,7 @@ dialog#uncloseai-embedded-modal[data-theme="dark"] .uncloseai-chat-box {
 /* Code blocks within AI messages - allow horizontal scroll, preserve all whitespace */
 .ai-message pre {
   overflow-x: auto;
+  overflow-y: visible;
   max-width: min(72vw, 900px);
 }
 
diff --git a/public/src/uncloseai-modal-pico.css b/public/src/uncloseai-modal-pico.css
index bed5d6b..c00ff46 100644
--- a/public/src/uncloseai-modal-pico.css
+++ b/public/src/uncloseai-modal-pico.css
@@ -1193,6 +1193,7 @@ dialog#uncloseai-embedded-modal[data-theme="dark"] .uncloseai-chat-box {
 /* Code blocks within AI messages - allow horizontal scroll, preserve all whitespace */
 .ai-message pre {
   overflow-x: auto;
+  overflow-y: visible;
   max-width: min(72vw, 900px);
 }