diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index eba09a94..f6e25b2f 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -31,7 +31,7 @@ jobs:
         os: [ubuntu-latest]
         scala: [2.12.20, 2.13.15]
         java: [temurin@8]
-        spark: [2.4.1, 2.4.7, 2.4.8, 3.0.1, 3.0.3, 3.1.1, 3.1.2, 3.1.3, 3.2.4, 3.3.4, 3.4.1, 3.4.3, 3.5.3]
+        spark: [2.4.1, 2.4.7, 2.4.8, 3.0.1, 3.0.3, 3.1.1, 3.1.2, 3.1.3, 3.2.4, 3.3.4, 3.4.1, 3.4.4, 3.5.3]
         exclude:
           - spark: 2.4.1
             scala: 2.13.15
diff --git a/build.sc b/build.sc
index 22770c8b..9e9fe860 100644
--- a/build.sc
+++ b/build.sc
@@ -145,7 +145,7 @@ val spark30 = List("3.0.1", "3.0.3")
 val spark31 = List("3.1.1", "3.1.2", "3.1.3")
 val spark32 = List("3.2.4")
 val spark33 = List("3.3.4")
-val spark34 = List("3.4.1", "3.4.3")
+val spark34 = List("3.4.1", "3.4.4")
 val spark35 = List("3.5.3")
 val sparkVersions = spark24 ++ spark30 ++ spark31 ++ spark32 ++ spark33 ++ spark34 ++ spark35
 val crossMatrix =