diff --git a/.ci_support/linux_64_.yaml b/.ci_support/linux_64_.yaml
index 8c40ef4..2923a2f 100644
--- a/.ci_support/linux_64_.yaml
+++ b/.ci_support/linux_64_.yaml
@@ -1,5 +1,5 @@
 assimp:
-- 5.4.2
+- 5.4.3
 c_compiler:
 - gcc
 c_compiler_version:
diff --git a/.ci_support/linux_aarch64_.yaml b/.ci_support/linux_aarch64_.yaml
index 7d12715..fa36d69 100644
--- a/.ci_support/linux_aarch64_.yaml
+++ b/.ci_support/linux_aarch64_.yaml
@@ -1,7 +1,7 @@
 BUILD:
 - aarch64-conda_cos7-linux-gnu
 assimp:
-- 5.4.2
+- 5.4.3
 c_compiler:
 - gcc
 c_compiler_version:
diff --git a/.ci_support/migrations/assimp543.yaml b/.ci_support/migrations/assimp543.yaml
new file mode 100644
index 0000000..e0f94ce
--- /dev/null
+++ b/.ci_support/migrations/assimp543.yaml
@@ -0,0 +1,8 @@
+__migrator:
+  build_number: 1
+  commit_message: Rebuild for assimp 5.4.3
+  kind: version
+  migration_number: 1
+assimp:
+- 5.4.3
+migrator_ts: 1725100349.1005585
diff --git a/.ci_support/osx_64_.yaml b/.ci_support/osx_64_.yaml
index 804aaf9..3d272e8 100644
--- a/.ci_support/osx_64_.yaml
+++ b/.ci_support/osx_64_.yaml
@@ -3,7 +3,7 @@ MACOSX_DEPLOYMENT_TARGET:
 MACOSX_SDK_VERSION:
 - '10.15'
 assimp:
-- 5.4.2
+- 5.4.3
 c_compiler:
 - clang
 c_compiler_version:
diff --git a/.ci_support/osx_arm64_.yaml b/.ci_support/osx_arm64_.yaml
index 2817351..6e457d2 100644
--- a/.ci_support/osx_arm64_.yaml
+++ b/.ci_support/osx_arm64_.yaml
@@ -3,7 +3,7 @@ MACOSX_DEPLOYMENT_TARGET:
 MACOSX_SDK_VERSION:
 - '11.0'
 assimp:
-- 5.4.2
+- 5.4.3
 c_compiler:
 - clang
 c_compiler_version:
diff --git a/.ci_support/win_64_.yaml b/.ci_support/win_64_.yaml
index 92fe9dd..f8769e3 100644
--- a/.ci_support/win_64_.yaml
+++ b/.ci_support/win_64_.yaml
@@ -1,5 +1,5 @@
 assimp:
-- 5.4.2
+- 5.4.3
 c_compiler:
 - vs2019
 c_stdlib:
diff --git a/conda-forge.yml b/conda-forge.yml
index 4d9df3a..b6a66f7 100644
--- a/conda-forge.yml
+++ b/conda-forge.yml
@@ -1,11 +1,11 @@
+bot:
+  automerge: true
 build_platform:
   linux_aarch64: linux_64
   osx_arm64: osx_64
-github:
-  branch_name: main
-  tooling_branch_name: main
 conda_build:
   error_overlinking: true
 conda_forge_output_validation: true
-bot:
-  automerge: true
+github:
+  branch_name: main
+  tooling_branch_name: main
diff --git a/recipe/meta.yaml b/recipe/meta.yaml
index a222f45..20d7040 100644
--- a/recipe/meta.yaml
+++ b/recipe/meta.yaml
@@ -12,7 +12,7 @@ source:
     sha256: 144d92b92de20bf7e038d36f5f790541df967f7ea9e17a658a0f0e3ede5ef9c0
 
 build:
-  number: 0
+  number: 1
 
 outputs:
   - name: {{ cxx_name }}