diff --git a/recipe/conda_build_config.yaml b/recipe/conda_build_config.yaml
index 0f6241915b..32d203bd4d 100644
--- a/recipe/conda_build_config.yaml
+++ b/recipe/conda_build_config.yaml
@@ -679,7 +679,7 @@ ruby:
   - 2.5
   - 2.6
 r_base:
-  - 4.1
+  - 4.1   # [win]
   - 4.2   # [not win]
 scotch:
   - 6.0.9
diff --git a/recipe/migrations/r-base43.yaml b/recipe/migrations/r-base43.yaml
new file mode 100644
index 0000000000..9df5cf487e
--- /dev/null
+++ b/recipe/migrations/r-base43.yaml
@@ -0,0 +1,17 @@
+migrator_ts: 1682187595
+__migrator:
+  kind: version
+  migration_number: 1
+  bump_number: 1
+  operation: key_add
+  commit_message: "Rebuild for r-base 4.3"
+  primary_key: r_base
+  automerge: True
+  longterm: True
+  include_noarch: True
+  pr_limit: 4
+  conda_forge_yml_patches:
+    provider.win_64: win_disabled
+
+r_base:
+  - 4.3   # [not win]