diff --git a/langlib/lang.array/src/main/java/org/ballerinalang/langlib/array/Sort.java b/langlib/lang.array/src/main/java/org/ballerinalang/langlib/array/Sort.java
index 2f80505d75f8..f1191a84b226 100644
--- a/langlib/lang.array/src/main/java/org/ballerinalang/langlib/array/Sort.java
+++ b/langlib/lang.array/src/main/java/org/ballerinalang/langlib/array/Sort.java
@@ -54,7 +54,7 @@ public static BArray sort(BArray arr, Object direction, Object func) {
         // Check if the array type is an Ordered type, otherwise a key function is mandatory
         if (!isOrderedType(arrType) && function == null) {
             throw ErrorCreator.createError(getModulePrefixedReason(ARRAY_LANG_LIB, INVALID_TYPE_TO_SORT),
-                    StringUtils.fromString("Valid key function required"));
+                    StringUtils.fromString("valid key function required"));
         }
         Object[][] sortArr = new Object[arr.size()][2];
         Object[][] sortArrClone = new Object[arr.size()][2];
diff --git a/langlib/lang.array/src/main/java/org/ballerinalang/langlib/array/utils/SortUtils.java b/langlib/lang.array/src/main/java/org/ballerinalang/langlib/array/utils/SortUtils.java
index ac9b74eadb50..daf1ec39a765 100644
--- a/langlib/lang.array/src/main/java/org/ballerinalang/langlib/array/utils/SortUtils.java
+++ b/langlib/lang.array/src/main/java/org/ballerinalang/langlib/array/utils/SortUtils.java
@@ -34,7 +34,7 @@
 /**
  * A utility class containing methods needed for the sort operation on tuples and arrays.
  *
- * @since 2201.10.0
+ * @since 2201.11.0
  */
 public class SortUtils {
 
diff --git a/langlib/langlib-test/src/test/resources/test-src/arraylib_test.bal b/langlib/langlib-test/src/test/resources/test-src/arraylib_test.bal
index e460ef601899..01e0d094abaa 100644
--- a/langlib/langlib-test/src/test/resources/test-src/arraylib_test.bal
+++ b/langlib/langlib-test/src/test/resources/test-src/arraylib_test.bal
@@ -1946,7 +1946,7 @@ function testSortNegative() {
         assertTrue(res is error);
         if(res is error) {
             assertValueEquality("{ballerina/lang.array}SortOperationError", res.message());
-            assertValueEquality("Valid key function required", <string> checkpanic res.detail()["message"]);
+            assertValueEquality("valid key function required", <string> checkpanic res.detail()["message"]);
         }
     }
 }