diff --git a/desktop/src/features/messages/ui/MessageActionBar.tsx b/desktop/src/features/messages/ui/MessageActionBar.tsx
index 11163aa8c7..6a39ed9d15 100644
--- a/desktop/src/features/messages/ui/MessageActionBar.tsx
+++ b/desktop/src/features/messages/ui/MessageActionBar.tsx
@@ -470,7 +470,7 @@ export const MessageActionBar = React.memo(function MessageActionBar({
   return (
     <div
       className={cn(
-        "-m-1 p-1 transition-opacity duration-150 ease-out",
+        "-m-1 p-1",
         "opacity-100 sm:pointer-events-none sm:opacity-0",
         "sm:group-hover/message:pointer-events-auto sm:group-hover/message:opacity-100",
         "sm:group-focus-within/message:pointer-events-auto sm:group-focus-within/message:opacity-100",
diff --git a/desktop/src/features/messages/ui/MessageRow.tsx b/desktop/src/features/messages/ui/MessageRow.tsx
index de496836c1..55876f90bf 100644
--- a/desktop/src/features/messages/ui/MessageRow.tsx
+++ b/desktop/src/features/messages/ui/MessageRow.tsx
@@ -500,7 +500,7 @@ export const MessageRow = React.memo(
         )}
       >
         <MessageTimestamp
-          className="opacity-0 transition-opacity group-hover/message:opacity-100 group-focus-within/message:opacity-100"
+          className="opacity-0 group-hover/message:opacity-100 group-focus-within/message:opacity-100"
           createdAt={message.createdAt}
           hideDayPeriod
         />
@@ -866,7 +866,7 @@ export const MessageRow = React.memo(
 
         <article
           className={cn(
-            "group/message relative z-10 rounded-2xl transition-colors",
+            "group/message relative z-10 rounded-2xl",
             playEntrance && "motion-enter-conversation",
             "py-1",
             hoverBackground
diff --git a/desktop/src/features/messages/ui/MessageThreadSummaryRow.tsx b/desktop/src/features/messages/ui/MessageThreadSummaryRow.tsx
index 083faf04db..4ca1027104 100644
--- a/desktop/src/features/messages/ui/MessageThreadSummaryRow.tsx
+++ b/desktop/src/features/messages/ui/MessageThreadSummaryRow.tsx
@@ -210,7 +210,7 @@ export function MessageThreadSummaryRow({
 
       <button
         aria-label={summaryAriaLabel}
-        className="group relative isolate inline-flex h-[1.875rem] w-fit max-w-full cursor-pointer items-center gap-1.5 rounded-full py-0 pr-3 text-left text-xs font-medium text-muted-foreground transition-[color,opacity] hover:text-foreground hover:opacity-90 focus-visible:outline-hidden"
+        className="group relative isolate inline-flex h-[1.875rem] w-fit max-w-full cursor-pointer items-center gap-1.5 rounded-full py-0 pr-3 text-left text-xs font-medium text-muted-foreground hover:text-foreground hover:opacity-90 focus-visible:outline-hidden"
         data-thread-head-id={message.id}
         data-testid="message-thread-summary"
         onClick={() => onOpenThread(message)}
@@ -223,7 +223,7 @@ export function MessageThreadSummaryRow({
       >
         <span
           aria-hidden="true"
-          className="pointer-events-none absolute bottom-[-0.125rem] top-[-0.125rem] rounded-full opacity-0 ring-border/70 transition-[background-color,box-shadow,opacity] group-hover:bg-background/95 group-hover:opacity-100 group-hover:ring-1 group-focus-visible:bg-background/95 group-focus-visible:opacity-100 group-focus-visible:ring-1 group-focus-visible:ring-ring"
+          className="pointer-events-none absolute bottom-[-0.125rem] top-[-0.125rem] rounded-full opacity-0 ring-border/70 group-hover:bg-background/95 group-hover:opacity-100 group-hover:ring-1 group-focus-visible:bg-background/95 group-focus-visible:opacity-100 group-focus-visible:ring-1 group-focus-visible:ring-ring"
           data-testid="message-thread-summary-surface"
           style={{
             left: surfaceInsetStart,
@@ -242,7 +242,7 @@ export function MessageThreadSummaryRow({
         </div>
         <div className="relative z-10 min-w-0">
           <div>
-            <span className="font-medium transition-colors group-hover:text-foreground">
+            <span className="font-medium group-hover:text-foreground">
               {summary.replyCount} {replyLabel}
             </span>
             {unreadCount != null && unreadCount > 0 ? (
@@ -257,14 +257,14 @@ export function MessageThreadSummaryRow({
                 </span>
                 <span className="inline-grid font-normal text-muted-foreground/70">
                   <span
-                    className="col-start-1 row-start-1 transition-opacity group-hover:opacity-0 group-focus-visible:opacity-0"
+                    className="col-start-1 row-start-1 group-hover:opacity-0 group-focus-visible:opacity-0"
                     data-testid="message-thread-summary-last-reply"
                   >
                     last reply{" "}
                     {formatThreadSummaryLastReplyTime(summary.lastReplyAt)}
                   </span>
                   <span
-                    className="col-start-1 row-start-1 opacity-0 transition-opacity group-hover:opacity-100 group-focus-visible:opacity-100"
+                    className="col-start-1 row-start-1 opacity-0 group-hover:opacity-100 group-focus-visible:opacity-100"
                     data-testid="message-thread-summary-hover-action"
                   >
                     View thread