diff --git a/.github/workflows/build_and_test.yml b/.github/workflows/build_and_test.yml
index 9e90401..1b0a9ea 100644
--- a/.github/workflows/build_and_test.yml
+++ b/.github/workflows/build_and_test.yml
@@ -39,7 +39,17 @@ jobs:
         with:
           config: .github/.licenserc.yaml
 
-  build-macos-15:
+  build-macos-15-swift60:
+    runs-on: macos-15
+    steps:
+    - uses: actions/checkout@v4
+    - uses: swift-actions/setup-swift@d10500c1ac8822132eebbd74c48c3372c71d7ff5
+      with:
+        swift-version: "6.0"
+    - name: Build
+      run: swift build -c release
+
+  build-macos-15-swift61:
     runs-on: macos-15
     steps:
     - uses: actions/checkout@v4
diff --git a/Sources/SparkConnect/DataStreamWriter.swift b/Sources/SparkConnect/DataStreamWriter.swift
index 9822899..08fbd0e 100644
--- a/Sources/SparkConnect/DataStreamWriter.swift
+++ b/Sources/SparkConnect/DataStreamWriter.swift
@@ -190,7 +190,7 @@ public actor DataStreamWriter: Sendable {
       UUID(uuidString: result.queryID.id)!,
       UUID(uuidString: result.queryID.runID)!,
       result.name,
-      self.df.sparkSession,
+      self.df.sparkSession
     )
 
     return query