diff --git a/src/main/java/org/apache/commons/lang3/tuple/ImmutablePair.java b/src/main/java/org/apache/commons/lang3/tuple/ImmutablePair.java
index 689ad2410..85409fe0f 100644
--- a/src/main/java/org/apache/commons/lang3/tuple/ImmutablePair.java
+++ b/src/main/java/org/apache/commons/lang3/tuple/ImmutablePair.java
@@ -49,7 +49,7 @@ public final class ImmutablePair<L, R> extends Pair<L, R> {
      * @return an immutable pair of nulls. 
      * @since 3.6
      */
-    @SuppressWarnings("rawtypes")
+    @SuppressWarnings("unchecked")
     public static <L, R> ImmutablePair<L, R> nullPair() {
         return NULL;
     }