diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index b30be13..a5fbfb2 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -14,10 +14,10 @@ jobs:
       fail-fast: false
       matrix:
         include:
-          # Clang 18 is broken for some reason
-          # - CC: clang-18
-          #   CXX: clang++-18
-          #   CXXFLAGS: -stdlib=libc++
+          # Clang 18.1.3 or later works
+          - CC: clang-18
+            CXX: clang++-18
+            CXXFLAGS: -stdlib=libc++
           - CC: gcc-14
             CXX: g++-14
     steps:
diff --git a/CMakeLists.txt b/CMakeLists.txt
index d0a334a..2b95e41 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -60,7 +60,7 @@ target_sources(
     INTERFACE
     FILE_SET HEADERS
     BASE_DIRS cppfront/include
-    FILES cppfront/include/cpp2util.h
+    FILES cppfront/include/cpp2util.h cppfront/include/cpp2regex.h
 )
 
 if (NOT CPPFRONT_NO_SYSTEM)
diff --git a/README.md b/README.md
index 8e2a22b..ba71b51 100644
--- a/README.md
+++ b/README.md
@@ -102,7 +102,7 @@ configuration:
 
 * `cppfront::cppfront` -- this is the executable for the cppfront compiler
 * `cppfront::cpp2util` -- this is an `INTERFACE` library providing the path to
-  the `cpp2util.h` runtime header.
+  the `cpp2util.h` and `cpp2regex.h` runtime headers.
 
 ### Options
 
diff --git a/cppfront b/cppfront
index 2ea1950..4a24618 160000
--- a/cppfront
+++ b/cppfront
@@ -1 +1 @@
-Subproject commit 2ea1950989ec24b03b49a388a7b65be980d20bfe
+Subproject commit 4a24618c68fc4c510f52c89b6a74e728be38c781