diff --git a/packages/happy-app/sources/theme.css b/packages/happy-app/sources/theme.css
index 7e241b5ae4..d1d9655f47 100644
--- a/packages/happy-app/sources/theme.css
+++ b/packages/happy-app/sources/theme.css
@@ -1,3 +1,9 @@
+/* Disable overscroll bounce / pull-to-refresh on the whole page.
+   Prevents scroll-chaining from inner scrollable elements to the body. */
+html, body {
+    overscroll-behavior: none;
+}
+
 /* Theme-aware scrollbar styles using Unistyles CSS variables */
 
 /* Webkit Scrollbars (Chrome, Safari, Edge) */