diff --git a/.ci_support/migrations/boost1840.yaml b/.ci_support/migrations/boost1840.yaml
new file mode 100644
index 0000000..5d6e74c
--- /dev/null
+++ b/.ci_support/migrations/boost1840.yaml
@@ -0,0 +1,10 @@
+__migrator:
+  build_number: 1
+  kind: version
+  commit_message: "Rebuild for libboost 1.84"
+  migration_number: 1
+libboost_devel:
+- "1.84"
+libboost_python_devel:
+- "1.84"
+migrator_ts: 1700834511.141209
diff --git a/recipe/meta.yaml b/recipe/meta.yaml
index 05eecc0..030ed62 100644
--- a/recipe/meta.yaml
+++ b/recipe/meta.yaml
@@ -12,12 +12,13 @@ source:
     - use_external_spglib.patch
 
 build:
-  number: 8
+  number: 9
   skip: true  # [win or py<35]
 
 requirements:
   build:
     - {{ compiler('cxx') }}
+    - {{ stdlib("c") }}
     - llvm-openmp  # [osx]
     - libgomp      # [linux and not aarch64]
   host: