diff --git a/libcxx/docs/FeatureTestMacroTable.rst b/libcxx/docs/FeatureTestMacroTable.rst
index 7cd20acc6ff4a0..82cfa76b744b77 100644
--- a/libcxx/docs/FeatureTestMacroTable.rst
+++ b/libcxx/docs/FeatureTestMacroTable.rst
@@ -452,6 +452,8 @@ Status
     ---------------------------------------------------------- -----------------
     ``__cpp_lib_philox_engine``                                *unimplemented*
     ---------------------------------------------------------- -----------------
+    ``__cpp_lib_ranges``                                       ``202406L``
+    ---------------------------------------------------------- -----------------
     ``__cpp_lib_ranges_concat``                                *unimplemented*
     ---------------------------------------------------------- -----------------
     ``__cpp_lib_ratio``                                        ``202306L``
diff --git a/libcxx/include/version b/libcxx/include/version
index 1f66bce40df8a2..0c5cec87b7b011 100644
--- a/libcxx/include/version
+++ b/libcxx/include/version
@@ -181,8 +181,9 @@ __cpp_lib_philox_engine                                 202406L <random>
 __cpp_lib_polymorphic_allocator                         201902L <memory_resource>
 __cpp_lib_print                                         202207L <ostream> <print>
 __cpp_lib_quoted_string_io                              201304L <iomanip>
-__cpp_lib_ranges                                        202207L <algorithm> <functional> <iterator>
+__cpp_lib_ranges                                        202406L <algorithm> <functional> <iterator>
                                                                 <memory> <ranges>
+                                                        202207L // C++20
 __cpp_lib_ranges_as_const                               202207L <ranges>
 __cpp_lib_ranges_as_rvalue                              202207L <ranges>
 __cpp_lib_ranges_chunk                                  202202L <ranges>
@@ -534,6 +535,8 @@ __cpp_lib_void_t                                        201411L <type_traits>
 # undef  __cpp_lib_out_ptr
 // # define __cpp_lib_out_ptr                              202311L
 // # define __cpp_lib_philox_engine                        202406L
+# undef  __cpp_lib_ranges
+# define __cpp_lib_ranges                               202406L
 // # define __cpp_lib_ranges_concat                        202403L
 # define __cpp_lib_ratio                                202306L
 // # define __cpp_lib_rcu                                  202306L
diff --git a/libcxx/test/std/language.support/support.limits/support.limits.general/algorithm.version.compile.pass.cpp b/libcxx/test/std/language.support/support.limits/support.limits.general/algorithm.version.compile.pass.cpp
index 8ccd252115ac82..f9be4ef6ec1f6f 100644
--- a/libcxx/test/std/language.support/support.limits/support.limits.general/algorithm.version.compile.pass.cpp
+++ b/libcxx/test/std/language.support/support.limits/support.limits.general/algorithm.version.compile.pass.cpp
@@ -22,6 +22,7 @@
     __cpp_lib_freestanding_algorithm                        202311L [C++26]
     __cpp_lib_parallel_algorithm                            201603L [C++17]
     __cpp_lib_ranges                                        202207L [C++20]
+                                                            202406L [C++26]
     __cpp_lib_ranges_contains                               202207L [C++23]
     __cpp_lib_ranges_starts_ends_with                       202106L [C++23]
     __cpp_lib_robust_nonmodifying_seq_ops                   201304L [C++14]
@@ -401,8 +402,8 @@
 # ifndef __cpp_lib_ranges
 #   error "__cpp_lib_ranges should be defined in c++26"
 # endif
-# if __cpp_lib_ranges != 202207L
-#   error "__cpp_lib_ranges should have the value 202207L in c++26"
+# if __cpp_lib_ranges != 202406L
+#   error "__cpp_lib_ranges should have the value 202406L in c++26"
 # endif
 
 # ifndef __cpp_lib_ranges_contains
diff --git a/libcxx/test/std/language.support/support.limits/support.limits.general/functional.version.compile.pass.cpp b/libcxx/test/std/language.support/support.limits/support.limits.general/functional.version.compile.pass.cpp
index 27e76e5b2b05a3..e4eb94aad60c59 100644
--- a/libcxx/test/std/language.support/support.limits/support.limits.general/functional.version.compile.pass.cpp
+++ b/libcxx/test/std/language.support/support.limits/support.limits.general/functional.version.compile.pass.cpp
@@ -28,6 +28,7 @@
     __cpp_lib_move_only_function       202110L [C++23]
     __cpp_lib_not_fn                   201603L [C++17]
     __cpp_lib_ranges                   202207L [C++20]
+                                       202406L [C++26]
     __cpp_lib_reference_wrapper        202403L [C++26]
     __cpp_lib_result_of_sfinae         201210L [C++14]
     __cpp_lib_transparent_operators    201210L [C++14]
@@ -531,8 +532,8 @@
 # ifndef __cpp_lib_ranges
 #   error "__cpp_lib_ranges should be defined in c++26"
 # endif
-# if __cpp_lib_ranges != 202207L
-#   error "__cpp_lib_ranges should have the value 202207L in c++26"
+# if __cpp_lib_ranges != 202406L
+#   error "__cpp_lib_ranges should have the value 202406L in c++26"
 # endif
 
 # ifndef __cpp_lib_reference_wrapper
diff --git a/libcxx/test/std/language.support/support.limits/support.limits.general/iterator.version.compile.pass.cpp b/libcxx/test/std/language.support/support.limits/support.limits.general/iterator.version.compile.pass.cpp
index 700907ce9bb071..4e29f3db51c3b7 100644
--- a/libcxx/test/std/language.support/support.limits/support.limits.general/iterator.version.compile.pass.cpp
+++ b/libcxx/test/std/language.support/support.limits/support.limits.general/iterator.version.compile.pass.cpp
@@ -24,6 +24,7 @@
     __cpp_lib_nonmember_container_access    201411L [C++17]
     __cpp_lib_null_iterators                201304L [C++14]
     __cpp_lib_ranges                        202207L [C++20]
+                                            202406L [C++26]
     __cpp_lib_ssize                         201902L [C++20]
 */
 
@@ -313,8 +314,8 @@
 # ifndef __cpp_lib_ranges
 #   error "__cpp_lib_ranges should be defined in c++26"
 # endif
-# if __cpp_lib_ranges != 202207L
-#   error "__cpp_lib_ranges should have the value 202207L in c++26"
+# if __cpp_lib_ranges != 202406L
+#   error "__cpp_lib_ranges should have the value 202406L in c++26"
 # endif
 
 # ifndef __cpp_lib_ssize
diff --git a/libcxx/test/std/language.support/support.limits/support.limits.general/memory.version.compile.pass.cpp b/libcxx/test/std/language.support/support.limits/support.limits.general/memory.version.compile.pass.cpp
index 45d9271faa5783..e44474a4c0affb 100644
--- a/libcxx/test/std/language.support/support.limits/support.limits.general/memory.version.compile.pass.cpp
+++ b/libcxx/test/std/language.support/support.limits/support.limits.general/memory.version.compile.pass.cpp
@@ -29,6 +29,7 @@
     __cpp_lib_out_ptr                             202106L [C++23]
                                                   202311L [C++26]
     __cpp_lib_ranges                              202207L [C++20]
+                                                  202406L [C++26]
     __cpp_lib_raw_memory_algorithms               201606L [C++17]
     __cpp_lib_shared_ptr_arrays                   201611L [C++17]
                                                   201707L [C++20]
@@ -638,8 +639,8 @@
 # ifndef __cpp_lib_ranges
 #   error "__cpp_lib_ranges should be defined in c++26"
 # endif
-# if __cpp_lib_ranges != 202207L
-#   error "__cpp_lib_ranges should have the value 202207L in c++26"
+# if __cpp_lib_ranges != 202406L
+#   error "__cpp_lib_ranges should have the value 202406L in c++26"
 # endif
 
 # ifndef __cpp_lib_raw_memory_algorithms
diff --git a/libcxx/test/std/language.support/support.limits/support.limits.general/ranges.version.compile.pass.cpp b/libcxx/test/std/language.support/support.limits/support.limits.general/ranges.version.compile.pass.cpp
index 30feacd796d8e1..6c558eafbc3337 100644
--- a/libcxx/test/std/language.support/support.limits/support.limits.general/ranges.version.compile.pass.cpp
+++ b/libcxx/test/std/language.support/support.limits/support.limits.general/ranges.version.compile.pass.cpp
@@ -18,6 +18,7 @@
 /*  Constant                                                Value
     __cpp_lib_default_template_type_for_algorithm_values    202403L [C++26]
     __cpp_lib_ranges                                        202207L [C++20]
+                                                            202406L [C++26]
     __cpp_lib_ranges_as_const                               202207L [C++23]
     __cpp_lib_ranges_as_rvalue                              202207L [C++23]
     __cpp_lib_ranges_chunk                                  202202L [C++23]
@@ -364,8 +365,8 @@
 # ifndef __cpp_lib_ranges
 #   error "__cpp_lib_ranges should be defined in c++26"
 # endif
-# if __cpp_lib_ranges != 202207L
-#   error "__cpp_lib_ranges should have the value 202207L in c++26"
+# if __cpp_lib_ranges != 202406L
+#   error "__cpp_lib_ranges should have the value 202406L in c++26"
 # endif
 
 # if !defined(_LIBCPP_VERSION)
diff --git a/libcxx/test/std/language.support/support.limits/support.limits.general/version.version.compile.pass.cpp b/libcxx/test/std/language.support/support.limits/support.limits.general/version.version.compile.pass.cpp
index aa5ff80afb56a2..a39425c968e3e9 100644
--- a/libcxx/test/std/language.support/support.limits/support.limits.general/version.version.compile.pass.cpp
+++ b/libcxx/test/std/language.support/support.limits/support.limits.general/version.version.compile.pass.cpp
@@ -166,6 +166,7 @@
     __cpp_lib_print                                         202207L [C++23]
     __cpp_lib_quoted_string_io                              201304L [C++14]
     __cpp_lib_ranges                                        202207L [C++20]
+                                                            202406L [C++26]
     __cpp_lib_ranges_as_const                               202207L [C++23]
     __cpp_lib_ranges_as_rvalue                              202207L [C++23]
     __cpp_lib_ranges_chunk                                  202202L [C++23]
@@ -7456,8 +7457,8 @@
 # ifndef __cpp_lib_ranges
 #   error "__cpp_lib_ranges should be defined in c++26"
 # endif
-# if __cpp_lib_ranges != 202207L
-#   error "__cpp_lib_ranges should have the value 202207L in c++26"
+# if __cpp_lib_ranges != 202406L
+#   error "__cpp_lib_ranges should have the value 202406L in c++26"
 # endif
 
 # if !defined(_LIBCPP_VERSION)
diff --git a/libcxx/utils/generate_feature_test_macro_components.py b/libcxx/utils/generate_feature_test_macro_components.py
index 7bc11aa401829d..317e5a3391417c 100755
--- a/libcxx/utils/generate_feature_test_macro_components.py
+++ b/libcxx/utils/generate_feature_test_macro_components.py
@@ -993,7 +993,7 @@ def add_version_header(tc):
             "name": "__cpp_lib_ranges",
             "values": {
                 "c++20": 202207,
-                # "c++26": 202406, # P2997R1 Removing the common reference requirement from the indirectly invocable concepts
+                "c++26": 202406, # P2997R1 Removing the common reference requirement from the indirectly invocable concepts
             },
             "headers": ["algorithm", "functional", "iterator", "memory", "ranges"],
         },