diff --git a/compiler/ballerina-lang/src/main/java/org/wso2/ballerinalang/compiler/parser/BLangNodeBuilder.java b/compiler/ballerina-lang/src/main/java/org/wso2/ballerinalang/compiler/parser/BLangNodeBuilder.java
index 1dadf7e7f58a..eaf924ef3a3b 100644
--- a/compiler/ballerina-lang/src/main/java/org/wso2/ballerinalang/compiler/parser/BLangNodeBuilder.java
+++ b/compiler/ballerina-lang/src/main/java/org/wso2/ballerinalang/compiler/parser/BLangNodeBuilder.java
@@ -5478,7 +5478,8 @@ private BLangNode createActionOrExpression(Node actionOrExpression) {
             BLangSimpleVarRef bLVarRef = (BLangSimpleVarRef) TreeBuilder.createSimpleVariableReferenceNode();
             bLVarRef.pos = getPosition(actionOrExpression);
             bLVarRef.pkgAlias = this.createIdentifier(nameReference[0].getPosition(), nameReference[0].getValue());
-            bLVarRef.variableName = this.createIdentifier(nameReference[1].getPosition(), nameReference[1].getValue());
+            bLVarRef.variableName =
+                    this.createIdentifier(nameReference[1].getPosition(), nameReference[1].originalValue);
             return bLVarRef;
         } else if (actionOrExpression.kind() == SyntaxKind.BRACED_EXPRESSION) {
             BLangGroupExpr group = (BLangGroupExpr) TreeBuilder.createGroupExpressionNode();
diff --git a/misc/identifier-util/src/main/java/io/ballerina/identifier/Utils.java b/misc/identifier-util/src/main/java/io/ballerina/identifier/Utils.java
index e18228a880f5..461da3c79f35 100644
--- a/misc/identifier-util/src/main/java/io/ballerina/identifier/Utils.java
+++ b/misc/identifier-util/src/main/java/io/ballerina/identifier/Utils.java
@@ -88,7 +88,7 @@ private static String encodeIdentifier(String identifier) {
      * @return a new unescaped {@code String}, {@code null} if null string input
      */
     public static String unescapeJava(String str) {
-        String result = str.replaceAll("\\\\(\\d)", "$1");
+       String result = str.replaceAll("(?<!\\\\)\\\\(\\d)", "$1");
         return StringEscapeUtils.unescapeJava(result);
     }