diff --git a/src/app/blog/page.tsx b/src/app/blog/page.tsx
index adc3f03..5eea2b5 100644
--- a/src/app/blog/page.tsx
+++ b/src/app/blog/page.tsx
@@ -38,7 +38,7 @@ export default function BlogPage() {
               <article key={post.id} className="flex flex-col bg-white dark:bg-gray-800 rounded-lg shadow-sm border border-gray-200 dark:border-gray-700 overflow-hidden hover:shadow-lg transition-shadow">
                 <div className="p-6">
                   <div className="flex items-center gap-2 text-sm text-gray-600 dark:text-gray-400 mb-3">
-                    <time dateTime={post.date}>{new Date(post.date).toLocaleDateString()}</time>
+                    <time dateTime={post.date}>{new Date(post.date).toLocaleDateString('pt-BR')}</time>
                   </div>
                   <TopicTags 
                     visibleTopics={visibleTopics}
diff --git a/src/app/events/page.tsx b/src/app/events/page.tsx
index 59eb44a..379de1a 100644
--- a/src/app/events/page.tsx
+++ b/src/app/events/page.tsx
@@ -45,7 +45,7 @@ export default async function EventsPage() {
       }`}>
         <div className="p-6 flex-grow flex flex-col">
           <div className="flex items-center gap-2 text-sm text-gray-600 dark:text-gray-400 mb-3">
-            <time dateTime={event.date}>{new Date(event.date).toLocaleDateString()}</time>
+            <time dateTime={event.date}>{new Date(event.date).toLocaleDateString('pt-BR')}</time>
             <span>•</span>
             <span>{event.time}</span>
             <span>•</span>
diff --git a/src/app/page.tsx b/src/app/page.tsx
index 55ade4b..2447f35 100644
--- a/src/app/page.tsx
+++ b/src/app/page.tsx
@@ -85,7 +85,7 @@ export default function Home() {
                 <article key={post.id} className="flex flex-col bg-white dark:bg-gray-800 rounded-2xl shadow-sm border border-gray-200 dark:border-gray-700 overflow-hidden hover:shadow-lg transition-shadow">
                   <div className="p-6">
                     <div className="flex items-center gap-2 text-sm text-gray-600 dark:text-gray-400 mb-3">
-                      <time dateTime={post.date}>{new Date(post.date).toLocaleDateString()}</time>
+                      <time dateTime={post.date}>{new Date(post.date).toLocaleDateString('pt-BR')}</time>
                     </div>
                     <TopicTags 
                       visibleTopics={visibleTopics}
diff --git a/src/app/posts/[id]/page.tsx b/src/app/posts/[id]/page.tsx
index c867c5c..c08db3a 100644
--- a/src/app/posts/[id]/page.tsx
+++ b/src/app/posts/[id]/page.tsx
@@ -46,7 +46,7 @@ export default async function Post({ params }: Props) {
       <header className="mb-8">
         <h1 className="text-4xl font-bold text-gray-900 dark:text-white mb-4">{post.title}</h1>
         <div className="flex items-center text-gray-600 dark:text-gray-400 mb-4">
-          <time dateTime={post.date}>{new Date(post.date).toLocaleDateString()}</time>
+          <time dateTime={post.date}>{new Date(post.date).toLocaleDateString('pt-BR')}</time>
           {authors.length > 0 && (
             <>
               <span className="mx-2">•</span>
diff --git a/src/app/topics/[topic]/page.tsx b/src/app/topics/[topic]/page.tsx
index 4f4f461..fbe9790 100644
--- a/src/app/topics/[topic]/page.tsx
+++ b/src/app/topics/[topic]/page.tsx
@@ -84,7 +84,7 @@ export default async function TopicPage({ params }: Props) {
                 <article key={post.id} className="flex flex-col bg-white dark:bg-gray-800 rounded-lg shadow-sm border border-gray-200 dark:border-gray-700 overflow-hidden hover:shadow-lg transition-shadow">
                   <div className="p-6">
                     <div className="flex items-center gap-2 text-sm text-gray-600 dark:text-gray-400 mb-3">
-                      <time dateTime={post.date}>{new Date(post.date).toLocaleDateString()}</time>
+                      <time dateTime={post.date}>{new Date(post.date).toLocaleDateString('pt-BR')}</time>
                     </div>
                     <TopicTags 
                       visibleTopics={visibleTopics}