diff --git a/libc/include/sys/mman.h b/libc/include/sys/mman.h
index 823c9ba..a260f9d 100644
--- a/libc/include/sys/mman.h
+++ b/libc/include/sys/mman.h
@@ -43,7 +43,7 @@
 #define MAP_FAILED __BIONIC_CAST(reinterpret_cast, void*, -1)
 
 /**
- * [mmap(2)](http://man7.org/linux/man-pages/man2/mmap.2.html)
+ * [mmap(2)](https://man7.org/linux/man-pages/man2/mmap.2.html)
  * creates a memory mapping for the given range.
  *
  * Returns the address of the mapping on success,
@@ -63,7 +63,7 @@
 void* _Nonnull mmap64(void* _Nullable __addr, size_t __size, int __prot, int __flags, int __fd, off64_t __offset);
 
 /**
- * [munmap(2)](http://man7.org/linux/man-pages/man2/munmap.2.html)
+ * [munmap(2)](https://man7.org/linux/man-pages/man2/munmap.2.html)
  * deletes a memory mapping for the given range.
  *
  * Returns 0 on success, and returns -1 and sets `errno` on failure.
@@ -71,7 +71,7 @@
 int munmap(void* _Nonnull __addr, size_t __size);
 
 /**
- * [msync(2)](http://man7.org/linux/man-pages/man2/msync.2.html)
+ * [msync(2)](https://man7.org/linux/man-pages/man2/msync.2.html)
  * flushes changes to a memory-mapped file to disk.
  *
  * Returns 0 on success, and returns -1 and sets `errno` on failure.
@@ -79,7 +79,7 @@
 int msync(void* _Nonnull __addr, size_t __size, int __flags);
 
 /**
- * [mprotect(2)](http://man7.org/linux/man-pages/man2/mprotect.2.html)
+ * [mprotect(2)](https://man7.org/linux/man-pages/man2/mprotect.2.html)
  * sets the protection on a memory region.
  *
  * Returns 0 on success, and returns -1 and sets `errno` on failure.
@@ -93,7 +93,7 @@
 #define MREMAP_FIXED    2
 
 /**
- * [mremap(2)](http://man7.org/linux/man-pages/man2/mremap.2.html)
+ * [mremap(2)](https://man7.org/linux/man-pages/man2/mremap.2.html)
  * expands or shrinks an existing memory mapping.
  *
  * Returns the address of the mapping on success,
@@ -102,7 +102,7 @@
 void* _Nonnull mremap(void* _Nonnull __old_addr, size_t __old_size, size_t __new_size, int __flags, ...);
 
 /**
- * [mlockall(2)](http://man7.org/linux/man-pages/man2/mlockall.2.html)
+ * [mlockall(2)](https://man7.org/linux/man-pages/man2/mlockall.2.html)
  * locks pages (preventing swapping).
  *
  * Returns 0 on success, and returns -1 and sets `errno` on failure.
@@ -110,7 +110,7 @@
 int mlockall(int __flags);
 
 /**
- * [munlockall(2)](http://man7.org/linux/man-pages/man2/munlockall.2.html)
+ * [munlockall(2)](https://man7.org/linux/man-pages/man2/munlockall.2.html)
  * unlocks pages (allowing swapping).
  *
  * Returns 0 on success, and returns -1 and sets `errno` on failure.
@@ -118,7 +118,7 @@
 int munlockall(void);
 
 /**
- * [mlock(2)](http://man7.org/linux/man-pages/man2/mlock.2.html)
+ * [mlock(2)](https://man7.org/linux/man-pages/man2/mlock.2.html)
  * locks pages (preventing swapping).
  *
  * Returns 0 on success, and returns -1 and sets `errno` on failure.
@@ -126,7 +126,7 @@
 int mlock(const void* _Nonnull __addr, size_t __size);
 
 /**
- * [mlock2(2)](http://man7.org/linux/man-pages/man2/mlock.2.html)
+ * [mlock2(2)](https://man7.org/linux/man-pages/man2/mlock.2.html)
  * locks pages (preventing swapping), with optional flags.
  *
  * Available since API level 30.
@@ -136,7 +136,7 @@
 int mlock2(const void* _Nonnull __addr, size_t __size, int __flags) __INTRODUCED_IN(30);
 
 /**
- * [munlock(2)](http://man7.org/linux/man-pages/man2/munlock.2.html)
+ * [munlock(2)](https://man7.org/linux/man-pages/man2/munlock.2.html)
  * unlocks pages (allowing swapping).
  *
  * Returns 0 on success, and returns -1 and sets `errno` on failure.
@@ -144,7 +144,7 @@
 int munlock(const void* _Nonnull __addr, size_t __size);
 
 /**
- * [mincore(2)](http://man7.org/linux/man-pages/man2/mincore.2.html)
+ * [mincore(2)](https://man7.org/linux/man-pages/man2/mincore.2.html)
  * tests whether pages are resident in memory.
  *
  * Returns 0 on success, and returns -1 and sets `errno` on failure.
@@ -152,7 +152,7 @@
 int mincore(void* _Nonnull __addr, size_t __size, unsigned char* _Nonnull __vector);
 
 /**
- * [madvise(2)](http://man7.org/linux/man-pages/man2/madvise.2.html)
+ * [madvise(2)](https://man7.org/linux/man-pages/man2/madvise.2.html)
  * gives the kernel advice about future usage patterns.
  *
  * Returns 0 on success, and returns -1 and sets `errno` on failure.
@@ -160,7 +160,7 @@
 int madvise(void* _Nonnull __addr, size_t __size, int __advice);
 
 /**
- * [process_madvise(2)](http://man7.org/linux/man-pages/man2/process_madvise.2.html)
+ * [process_madvise(2)](https://man7.org/linux/man-pages/man2/process_madvise.2.html)
  * works just like madvise(2) but applies to the process specified by the given
  * PID file descriptor.
  *
@@ -176,7 +176,7 @@
 #if defined(__USE_GNU)
 
 /**
- * [memfd_create(2)](http://man7.org/linux/man-pages/man2/memfd_create.2.html)
+ * [memfd_create(2)](https://man7.org/linux/man-pages/man2/memfd_create.2.html)
  * creates an anonymous file.
  *
  * Available since API level 30.
@@ -212,7 +212,7 @@
 #endif
 
 /**
- * [posix_madvise(3)](http://man7.org/linux/man-pages/man3/posix_madvise.3.html)
+ * [posix_madvise(3)](https://man7.org/linux/man-pages/man3/posix_madvise.3.html)
  * gives the kernel advice about future usage patterns.
  *
  * Available since API level 23.