diff --git a/src/main/java/org/apache/commons/lang3/builder/CompareToBuilder.java b/src/main/java/org/apache/commons/lang3/builder/CompareToBuilder.java
index 9f5acc0c0..437d53d90 100644
--- a/src/main/java/org/apache/commons/lang3/builder/CompareToBuilder.java
+++ b/src/main/java/org/apache/commons/lang3/builder/CompareToBuilder.java
@@ -1053,7 +1053,7 @@ public class CompareToBuilder implements Builder<Integer> {
      * @since 3.0
      */
     public Integer build() {
-        return toComparison();
+        return Integer.valueOf(toComparison());
     }
 }
 
diff --git a/src/main/java/org/apache/commons/lang3/builder/HashCodeBuilder.java b/src/main/java/org/apache/commons/lang3/builder/HashCodeBuilder.java
index 6bdc9e2a4..23e35d465 100644
--- a/src/main/java/org/apache/commons/lang3/builder/HashCodeBuilder.java
+++ b/src/main/java/org/apache/commons/lang3/builder/HashCodeBuilder.java
@@ -999,7 +999,7 @@ public class HashCodeBuilder implements Builder<Integer> {
      * @since 3.0
      */
     public Integer build() {
-        return toHashCode();
+        return Integer.valueOf(toHashCode());
     }
 
     /**
diff --git a/src/main/java/org/apache/commons/lang3/concurrent/BasicThreadFactory.java b/src/main/java/org/apache/commons/lang3/concurrent/BasicThreadFactory.java
index 7301095a6..56e50cfa6 100644
--- a/src/main/java/org/apache/commons/lang3/concurrent/BasicThreadFactory.java
+++ b/src/main/java/org/apache/commons/lang3/concurrent/BasicThreadFactory.java
@@ -216,9 +216,9 @@ public class BasicThreadFactory implements ThreadFactory {
      * @param t the thread to be initialized
      */
     private void initializeThread(Thread t) {
-        long count = threadCounter.incrementAndGet();
 
         if (getNamingPattern() != null) {
+            Long count = Long.valueOf(threadCounter.incrementAndGet());
             t.setName(String.format(getNamingPattern(), count));
         }
 
diff --git a/src/main/java/org/apache/commons/lang3/concurrent/ConstantInitializer.java b/src/main/java/org/apache/commons/lang3/concurrent/ConstantInitializer.java
index afd38ae1a..480a42cb5 100644
--- a/src/main/java/org/apache/commons/lang3/concurrent/ConstantInitializer.java
+++ b/src/main/java/org/apache/commons/lang3/concurrent/ConstantInitializer.java
@@ -122,7 +122,7 @@ public class ConstantInitializer<T> implements ConcurrentInitializer<T> {
      */
     @Override
     public String toString() {
-        return String.format(FMT_TO_STRING, System.identityHashCode(this),
+        return String.format(FMT_TO_STRING, Integer.valueOf(System.identityHashCode(this)),
                 String.valueOf(getObject()));
     }
 }