diff --git a/.github/workflows/build-polars-runtime.yml b/.github/workflows/build-polars-runtime.yml
index 59a85b0f..b8e8954e 100644
--- a/.github/workflows/build-polars-runtime.yml
+++ b/.github/workflows/build-polars-runtime.yml
@@ -9,23 +9,23 @@ on:
   workflow_dispatch:
     inputs:
       version:
-        description: 'polars version to build (git tag without leading v, e.g. 1.42.1)'
+        description: 'polars version to build (git tag without leading v, e.g. 1.43.2)'
         required: true
-        default: '1.42.1'
+        default: '1.43.2'
   pull_request:
     paths:
       - '.github/workflows/build-polars-runtime.yml'
       - '.github/workflows/test-polars-runtime.yml'
 
 concurrency:
-  group: ${{ github.workflow }}-${{ inputs.version || '1.42.1' }}-${{ github.head_ref || github.run_id }}
+  group: ${{ github.workflow }}-${{ inputs.version || '1.43.2' }}-${{ github.head_ref || github.run_id }}
   cancel-in-progress: true
 
 permissions:
   contents: read  # to fetch code (actions/checkout)
 
 env:
-  POLARS_VERSION: ${{ inputs.version || '1.42.1' }}
+  POLARS_VERSION: ${{ inputs.version || '1.43.2' }}
   PYTHON_VERSION: '3.12'
   CARGO_INCREMENTAL: 0
   CARGO_NET_RETRY: 10
@@ -99,7 +99,7 @@ jobs:
 
   build_wheels:
     needs: [base-package]
-    name: Build ${{ matrix.package }} ${{ inputs.version || '1.42.1' }} ${{ matrix.job_config }}
+    name: Build ${{ matrix.package }} ${{ inputs.version || '1.43.2' }} ${{ matrix.job_config }}
     runs-on: ${{ matrix.os }}
     strategy:
       fail-fast: false
@@ -182,7 +182,7 @@ jobs:
           if-no-files-found: error
 
   publish:
-    name: Publish ${{ matrix.package }} ${{ inputs.version || '1.42.1' }} to GitLab
+    name: Publish ${{ matrix.package }} ${{ inputs.version || '1.43.2' }} to GitLab
     needs: [build_wheels]
     runs-on: ubuntu-latest
     strategy: