Index: libcxx/test/libcxx/modules_include.sh.cpp
===================================================================
--- libcxx/test/libcxx/modules_include.sh.cpp
+++ libcxx/test/libcxx/modules_include.sh.cpp
@@ -13,8 +13,6 @@
 // The system-provided <uchar.h> seems to be broken on AIX
 // XFAIL: LIBCXX-AIX-FIXME
 
-// XFAIL: LIBCXX-FREEBSD-FIXME
-
 // GCC doesn't support -fcxx-modules
 // UNSUPPORTED: gcc
 
Index: libcxx/test/std/time/time.syn/formatter.hh_mm_ss.pass.cpp
===================================================================
--- libcxx/test/std/time/time.syn/formatter.hh_mm_ss.pass.cpp
+++ libcxx/test/std/time/time.syn/formatter.hh_mm_ss.pass.cpp
@@ -5,6 +5,8 @@
 //
 //===----------------------------------------------------------------------===//
 
+XFAIL: LIBCXX-FREEBSD-FIXME
+
 // UNSUPPORTED: c++03, c++11, c++14, c++17
 // UNSUPPORTED: no-localization
 // UNSUPPORTED: libcpp-has-no-incomplete-format
Index: libcxx/utils/ci/buildkite-pipeline.yml
===================================================================
--- libcxx/utils/ci/buildkite-pipeline.yml
+++ libcxx/utils/ci/buildkite-pipeline.yml
@@ -1025,3 +1025,22 @@
           - exit_status: -1  # Agent was lost
             limit: 2
       timeout_in_minutes: 120
+
+  - group: "FreeBSD"
+    steps:
+    - label: "FreeBSD 13 amd64"
+      command: "libcxx/utils/ci/run-buildbot generic-cxx2b"
+      artifact_paths:
+        - "**/test-results.xml"
+        - "**/*.abilist"
+      env:
+          CC: "clang15"
+          CXX: "clang++15"
+      agents:
+        queue: "libcxx-builders"
+        os: "freebsd"
+      retry:
+        automatic:
+          - exit_status: -1  # Agent was lost
+            limit: 2
+      timeout_in_minutes: 120