diff --git a/clang-tools-extra/clang-tidy/llvmlibc/InlineFunctionDeclCheck.h b/clang-tools-extra/clang-tidy/llvmlibc/InlineFunctionDeclCheck.h
--- a/clang-tools-extra/clang-tidy/llvmlibc/InlineFunctionDeclCheck.h
+++ b/clang-tools-extra/clang-tidy/llvmlibc/InlineFunctionDeclCheck.h
@@ -18,7 +18,7 @@
 /// are tagged with the LIBC_INLINE macro.
 ///
 /// For more information about the LIBC_INLINE macro, see
-/// https://libc.llvm.org/code_style.html.
+/// https://libc.llvm.org/dev/code_style.html.
 ///
 /// For the user-facing documentation see:
 /// http://clang.llvm.org/extra/clang-tidy/checks/llvmlibc/inline-function-decl-check.html
diff --git a/clang-tools-extra/docs/clang-tidy/checks/llvmlibc/inline-function-decl.rst b/clang-tools-extra/docs/clang-tidy/checks/llvmlibc/inline-function-decl.rst
--- a/clang-tools-extra/docs/clang-tidy/checks/llvmlibc/inline-function-decl.rst
+++ b/clang-tools-extra/docs/clang-tidy/checks/llvmlibc/inline-function-decl.rst
@@ -5,4 +5,4 @@
 
 Checks that all implicit and explicit inline functions in header files are
 tagged with the ``LIBC_INLINE`` macro. See the `libc style guide
-<https://libc.llvm.org/code_style.html>`_ for more information about this macro.
+<https://libc.llvm.org/dev/code_style.html>`_ for more information about this macro.