diff --git a/blog/content/edition-2/posts/06-double-faults/index.fa.md b/blog/content/edition-2/posts/06-double-faults/index.fa.md
index 4eeba4fa..151a0624 100644
--- a/blog/content/edition-2/posts/06-double-faults/index.fa.md
+++ b/blog/content/edition-2/posts/06-double-faults/index.fa.md
@@ -49,7 +49,7 @@ pub extern "C" fn _start() -> ! {
 
     // trigger a page fault
     unsafe {
-        *(0xdeadbeef as *mut u64) = 42;
+        *(0xdeadbeef as *mut u8) = 42;
     };
 
     // as before
diff --git a/blog/content/edition-2/posts/06-double-faults/index.ja.md b/blog/content/edition-2/posts/06-double-faults/index.ja.md
index 89c2c4aa..f640519d 100644
--- a/blog/content/edition-2/posts/06-double-faults/index.ja.md
+++ b/blog/content/edition-2/posts/06-double-faults/index.ja.md
@@ -45,7 +45,7 @@ pub extern "C" fn _start() -> ! {
 
     // ページフォルトを起こす
     unsafe {
-        *(0xdeadbeef as *mut u64) = 42;
+        *(0xdeadbeef as *mut u8) = 42;
     };
 
     // 前回同様
diff --git a/blog/content/edition-2/posts/06-double-faults/index.ko.md b/blog/content/edition-2/posts/06-double-faults/index.ko.md
index 80954eec..3b549fc2 100644
--- a/blog/content/edition-2/posts/06-double-faults/index.ko.md
+++ b/blog/content/edition-2/posts/06-double-faults/index.ko.md
@@ -48,7 +48,7 @@ pub extern "C" fn _start() -> ! {
 
     // 페이지 폴트 일으키기
     unsafe {
-        *(0xdeadbeef as *mut u64) = 42;
+        *(0xdeadbeef as *mut u8) = 42;
     };
 
     // 이전과 동일
diff --git a/blog/content/edition-2/posts/06-double-faults/index.md b/blog/content/edition-2/posts/06-double-faults/index.md
index 6cc1a0d4..8d3c419f 100644
--- a/blog/content/edition-2/posts/06-double-faults/index.md
+++ b/blog/content/edition-2/posts/06-double-faults/index.md
@@ -42,7 +42,7 @@ pub extern "C" fn _start() -> ! {
 
     // trigger a page fault
     unsafe {
-        *(0xdeadbeef as *mut u64) = 42;
+        *(0xdeadbeef as *mut u8) = 42;
     };
 
     // as before
diff --git a/blog/content/edition-2/posts/06-double-faults/index.zh-CN.md b/blog/content/edition-2/posts/06-double-faults/index.zh-CN.md
index 8881c0ec..5cc089c7 100644
--- a/blog/content/edition-2/posts/06-double-faults/index.zh-CN.md
+++ b/blog/content/edition-2/posts/06-double-faults/index.zh-CN.md
@@ -47,7 +47,7 @@ pub extern "C" fn _start() -> ! {
 
     // trigger a page fault
     unsafe {
-        *(0xdeadbeef as *mut u64) = 42;
+        *(0xdeadbeef as *mut u8) = 42;
     };
 
     // as before
diff --git a/blog/content/edition-2/posts/08-paging-introduction/index.fa.md b/blog/content/edition-2/posts/08-paging-introduction/index.fa.md
index 27b0714e..a196d794 100644
--- a/blog/content/edition-2/posts/08-paging-introduction/index.fa.md
+++ b/blog/content/edition-2/posts/08-paging-introduction/index.fa.md
@@ -322,7 +322,7 @@ pub extern "C" fn _start() -> ! {
     blog_os::init();
 
     // new
-    let ptr = 0xdeadbeaf as *mut u32;
+    let ptr = 0xdeadbeaf as *mut u8;
     unsafe { *ptr = 42; }
 
     // as before
@@ -347,7 +347,7 @@ pub extern "C" fn _start() -> ! {
 ```rust
 // Note: The actual address might be different for you. Use the address that
 // your page fault handler reports.
-let ptr = 0x2031b2 as *mut u32;
+let ptr = 0x2031b2 as *mut u8;
 
 // read from a code page
 unsafe { let x = *ptr; }
diff --git a/blog/content/edition-2/posts/08-paging-introduction/index.ja.md b/blog/content/edition-2/posts/08-paging-introduction/index.ja.md
index 03be001c..f938067a 100644
--- a/blog/content/edition-2/posts/08-paging-introduction/index.ja.md
+++ b/blog/content/edition-2/posts/08-paging-introduction/index.ja.md
@@ -329,7 +329,7 @@ pub extern "C" fn _start() -> ! {
     blog_os::init();
 
     // ここを追加
-    let ptr = 0xdeadbeaf as *mut u32;
+    let ptr = 0xdeadbeaf as *mut u8;
     unsafe { *ptr = 42; }
 
     // ここはこれまでと同じ
@@ -354,7 +354,7 @@ pub extern "C" fn _start() -> ! {
 ```rust
 // 注意：実際のアドレスは個々人で違うかもしれません。
 // あなたのページフォルトハンドラが報告した値を使ってください。
-let ptr = 0x2031b2 as *mut u32;
+let ptr = 0x2031b2 as *mut u8;
 
 // コードページから読み込む
 unsafe { let x = *ptr; }
diff --git a/blog/content/edition-2/posts/08-paging-introduction/index.md b/blog/content/edition-2/posts/08-paging-introduction/index.md
index ab1e8941..10bff5b5 100644
--- a/blog/content/edition-2/posts/08-paging-introduction/index.md
+++ b/blog/content/edition-2/posts/08-paging-introduction/index.md
@@ -316,7 +316,7 @@ pub extern "C" fn _start() -> ! {
     blog_os::init();
 
     // new
-    let ptr = 0xdeadbeaf as *mut u32;
+    let ptr = 0xdeadbeaf as *mut u8;
     unsafe { *ptr = 42; }
 
     // as before
@@ -341,7 +341,7 @@ We see that the current instruction pointer is `0x2031b2`, so we know that this
 ```rust
 // Note: The actual address might be different for you. Use the address that
 // your page fault handler reports.
-let ptr = 0x2031b2 as *mut u32;
+let ptr = 0x2031b2 as *mut u8;
 
 // read from a code page
 unsafe { let x = *ptr; }
diff --git a/blog/content/edition-2/posts/08-paging-introduction/index.zh-CN.md b/blog/content/edition-2/posts/08-paging-introduction/index.zh-CN.md
index f535bfb9..a3f60a8e 100644
--- a/blog/content/edition-2/posts/08-paging-introduction/index.zh-CN.md
+++ b/blog/content/edition-2/posts/08-paging-introduction/index.zh-CN.md
@@ -325,7 +325,7 @@ pub extern "C" fn _start() -> ! {
     blog_os::init();
 
     // new
-    let ptr = 0xdeadbeaf as *mut u32;
+    let ptr = 0xdeadbeaf as *mut u8;
     unsafe { *ptr = 42; }
 
     // as before
@@ -350,7 +350,7 @@ pub extern "C" fn _start() -> ! {
 ```rust
 // Note: The actual address might be different for you. Use the address that
 // your page fault handler reports.
-let ptr = 0x2031b2 as *mut u32;
+let ptr = 0x2031b2 as *mut u8;
 
 // read from a code page
 unsafe { let x = *ptr; }