diff --git a/shared/chat/conversation/input-area/normal/platform-input.desktop.tsx b/shared/chat/conversation/input-area/normal/platform-input.desktop.tsx
index 3821109eddaa..179f1b1edccd 100644
--- a/shared/chat/conversation/input-area/normal/platform-input.desktop.tsx
+++ b/shared/chat/conversation/input-area/normal/platform-input.desktop.tsx
@@ -522,7 +522,8 @@ const styles = Kb.Styles.styleSheetCreate(
       }),
       inputBox: {
         flexGrow: 1,
-        flexShrink: 0,
+        minWidth: 0,
+        overflow: 'hidden',
         paddingBottom: Kb.Styles.globalMargins.xtiny,
         paddingLeft: 6,
         paddingRight: 6,
diff --git a/shared/common-adapters/markdown/react.tsx b/shared/common-adapters/markdown/react.tsx
index 9f3bfd4eb237..57878fda5364 100644
--- a/shared/common-adapters/markdown/react.tsx
+++ b/shared/common-adapters/markdown/react.tsx
@@ -181,7 +181,7 @@ const InlineCode = (p: {children: React.ReactNode; state: State}) => {
 const Fence = (p: {children: React.ReactNode; state: State}) => {
   const {children, state} = p
   return Styles.isMobile ? (
-    <Box2 direction="vertical">
+    <Box2 direction="vertical" fullWidth={true}>
       <Text
         type="Body"
         style={Styles.collapseStyles([markdownStyles.codeSnippetBlockTextStyle, state.styleOverride?.fence])}
@@ -234,7 +234,7 @@ const reactComponentsForMarkdownType = {
       state.inBlockQuote = true
 
       const ret = (
-        <Box2 direction="vertical" key={state.key} style={markdownStyles.quoteStyle}>
+        <Box2 direction="vertical" fullWidth={true} key={state.key} style={markdownStyles.quoteStyle}>
           {output(node['content'], state)}
         </Box2>
       )