diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 30fb20ee..a64bc2ac 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -19,17 +19,19 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        scala: [ 2.11.12, 2.12.20, 2.13.15 ]
-        spark: [ 2.4.8, 3.4.3, 3.5.3 ]
+        scala: [ 2.11.12, 2.12.20, 2.13.16 ]
+        spark: [ 2.4.8, 3.4.4, 3.5.5 ]
         exclude:
           - scala: 2.11.12
-            spark: 3.4.3
+            spark: 3.4.4
           - scala: 2.11.12
-            spark: 3.5.3
+            spark: 3.5.5
           - scala: 2.12.20
             spark: 2.4.8
-          - scala: 2.13.15
+          - scala: 2.13.16
             spark: 2.4.8
+          - scala: 2.13.16
+            spark: 3.4.4
     name: Spark ${{matrix.spark}} on Scala ${{matrix.scala}}
     steps:
       - name: Checkout code
diff --git a/README.md b/README.md
index 16408dd5..310be9d3 100644
--- a/README.md
+++ b/README.md
@@ -308,8 +308,8 @@ Creating an uber jar for Cobrix is very easy. Steps to build:
     sbt -DSPARK_VERSION="3.4.4" ++2.12.20 assembly
   
     # For Scala 2.13
-    sbt -DSPARK_VERSION="3.3.4" ++2.13.15 assembly
-    sbt -DSPARK_VERSION="3.4.4" ++2.13.15 assembly
+    sbt -DSPARK_VERSION="3.3.4" ++2.13.16 assembly
+    sbt -DSPARK_VERSION="3.4.4" ++2.13.16 assembly
     ```
 
 You can collect the uber jar of `spark-cobol` either at
@@ -330,7 +330,7 @@ $ spark-shell --jars spark-cobol_2.12_3.3-2.8.3-SNAPSHOT-bundle.jar
 >   ```sh
 >   sbt ++2.11.12 assembly
 >   sbt ++2.12.20 assembly
->   sbt ++2.13.15 assembly
+>   sbt ++2.13.16 assembly
 >   ```
 
 ## Other Features
diff --git a/build.sbt b/build.sbt
index 4dd7493c..92cb7aa9 100644
--- a/build.sbt
+++ b/build.sbt
@@ -21,7 +21,7 @@ import com.github.sbt.jacoco.report.JacocoReportSettings
 
 lazy val scala211 = "2.11.12"
 lazy val scala212 = "2.12.20"
-lazy val scala213 = "2.13.15"
+lazy val scala213 = "2.13.16"
 
 ThisBuild / organization := "za.co.absa.cobrix"
 
diff --git a/examples/spark-cobol-app/build.sbt b/examples/spark-cobol-app/build.sbt
index f4d0b7d6..c76529cc 100644
--- a/examples/spark-cobol-app/build.sbt
+++ b/examples/spark-cobol-app/build.sbt
@@ -17,9 +17,9 @@
 ThisBuild / organization := "com.example"
 ThisBuild / name         := "spark-cobol-app"
 ThisBuild / version      := "0.1.0-SNAPSHOT"
-ThisBuild / scalaVersion := "2.12.17"
+ThisBuild / scalaVersion := "2.12.20"
 
-val sparkVersion = "3.5.3"
+val sparkVersion = "3.5.5"
 val sparkCobolVersion = "2.8.2"
 val scalatestVersion = "3.2.14"
 
diff --git a/examples/spark-cobol-app/pom.xml b/examples/spark-cobol-app/pom.xml
index e439de22..6307fdf6 100755
--- a/examples/spark-cobol-app/pom.xml
+++ b/examples/spark-cobol-app/pom.xml
@@ -27,10 +27,10 @@
 	
 	<properties>
 		<encoding>UTF-8</encoding>
-		<scala.version>2.12.17</scala.version>
+		<scala.version>2.12.20</scala.version>
 		<scala.compat.version>2.12</scala.compat.version>
 		<scalatest.version>3.2.14</scalatest.version>
-		<spark.version>3.5.3</spark.version>
+		<spark.version>3.5.5</spark.version>
 		<spark.cobol.version>2.8.2</spark.cobol.version>
 	</properties>
 	
diff --git a/project/Dependencies.scala b/project/Dependencies.scala
index 85c18ffa..a8697936 100644
--- a/project/Dependencies.scala
+++ b/project/Dependencies.scala
@@ -27,8 +27,8 @@ object Dependencies {
   private val mockitoVersion = "4.11.0"
 
   private val defaultSparkVersionForScala211 = "2.4.8"
-  private val defaultSparkVersionForScala212 = "3.4.3"
-  private val defaultSparkVersionForScala213 = "3.5.3"
+  private val defaultSparkVersionForScala212 = "3.4.4"
+  private val defaultSparkVersionForScala213 = "3.5.5"
 
   def sparkFallbackVersion(scalaVersion: String): String = {
     if (scalaVersion.startsWith("2.11.")) {