diff --git a/docs/pages/release_notes.md b/docs/pages/release_notes.md
index b341ed6703..9d9642e4ee 100644
--- a/docs/pages/release_notes.md
+++ b/docs/pages/release_notes.md
@@ -43,6 +43,8 @@ This is a minor release.
     *   [#1258](https://github.com/pmd/pmd/issues/1285): \[java] False positive "UselessParentheses" for parentheses that contain assignment
 *   java-errorprone
     *   [#1078](https://github.com/pmd/pmd/issues/1078): \[java] MissingSerialVersionUID rule does not seem to catch inherited classes
+*   java-performance
+    *   [#1298](https://github.com/pmd/pmd/issues/1298): \[java] RedundantFieldInitializer - NumberFormatException with Long
 *   jsp
     *   [#1274](https://github.com/pmd/pmd/issues/1274): \[jsp] Support EL in tag attributes
     *   [#1276](https://github.com/pmd/pmd/issues/1276): \[jsp] add support for jspf and tag extensions
diff --git a/pmd-java/src/main/java/net/sourceforge/pmd/lang/java/ast/ASTLiteral.java b/pmd-java/src/main/java/net/sourceforge/pmd/lang/java/ast/ASTLiteral.java
index 16e0d4db5b..2a18732390 100644
--- a/pmd-java/src/main/java/net/sourceforge/pmd/lang/java/ast/ASTLiteral.java
+++ b/pmd-java/src/main/java/net/sourceforge/pmd/lang/java/ast/ASTLiteral.java
@@ -5,6 +5,7 @@
 
 package net.sourceforge.pmd.lang.java.ast;
 
+import java.math.BigInteger;
 import java.util.Locale;
 import java.util.regex.Pattern;
 
@@ -146,11 +147,14 @@ public class ASTLiteral extends AbstractJavaTypeNode {
     }
 
     public int getValueAsInt() {
-        return (int) getValueAsLong(); // the downcast allows to parse 0x80000000+ numbers as negative instead of a NumberFormatException
+        // the downcast allows to parse 0x80000000+ numbers as negative instead of a NumberFormatException
+        return (int) getValueAsLong();
     }
 
     public long getValueAsLong() {
-        return Long.parseLong(stripIntValue(), getIntBase());
+        // Using BigInteger to allow parsing 0x8000000000000000+ numbers as negative instead of a NumberFormatException
+        BigInteger bigInt = new BigInteger(stripIntValue(), getIntBase());
+        return bigInt.longValue();
     }
 
     public float getValueAsFloat() {
diff --git a/pmd-java/src/test/resources/net/sourceforge/pmd/lang/java/rule/performance/xml/RedundantFieldInitializer.xml b/pmd-java/src/test/resources/net/sourceforge/pmd/lang/java/rule/performance/xml/RedundantFieldInitializer.xml
index 3722c2b586..5870880e9b 100644
--- a/pmd-java/src/test/resources/net/sourceforge/pmd/lang/java/rule/performance/xml/RedundantFieldInitializer.xml
+++ b/pmd-java/src/test/resources/net/sourceforge/pmd/lang/java/rule/performance/xml/RedundantFieldInitializer.xml
@@ -1405,6 +1405,17 @@ public class Test {
   int doc3 = 0b0001_0010_0100_1000;
   double doc4 = 3.141_592_653_589_793d;
   double doc5 = 0x1.ffff_ffff_ffff_fP1_023;
+}
+        ]]></code>
+    </test-code>
+
+    <test-code>
+        <description>#1298 [java] RedundantFieldInitializer - NumberFormatException with Long</description>
+        <expected-problems>0</expected-problems>
+        <code><![CDATA[
+public class RedundantFieldInitializerTest {
+    private long hexLongMinusOne = 0xffffffffffffffffL;
+    private int hexIntMinusOne = 0xffffffff;
 }
         ]]></code>
     </test-code>