diff --git a/src/main/java/org/apache/commons/lang3/Range.java b/src/main/java/org/apache/commons/lang3/Range.java
index 4193ca8c705..998f0646f9b 100644
--- a/src/main/java/org/apache/commons/lang3/Range.java
+++ b/src/main/java/org/apache/commons/lang3/Range.java
@@ -65,7 +65,7 @@ public int compare(final Object obj1, final Object obj2) {
      * <p>The range uses the natural ordering of the elements to determine where
      * values lie in the range.</p>
      *
-     * <p>The arguments may be passed in the order (min,max) or (max,min).
+     * <p>The arguments may be passed in the order (min, max) or (max, min).
      * The getMinimum and getMaximum methods will return the correct values.</p>
      *
      * @param <T> the type of the elements in this range.
@@ -88,7 +88,7 @@ public static <T extends Comparable<? super T>> Range<T> between(final T fromInc
      * <p>The range uses the specified {@link Comparator} to determine where
      * values lie in the range.</p>
      *
-     * <p>The arguments may be passed in the order (min,max) or (max,min).
+     * <p>The arguments may be passed in the order (min, max) or (max, min).
      * The getMinimum and getMaximum methods will return the correct values.</p>
      *
      * @param <T> the type of the elements in this range.
@@ -147,7 +147,7 @@ public static <T> Range<T> is(final T element, final Comparator<T> comparator) {
      * <p>The range uses the natural ordering of the elements to determine where
      * values lie in the range.</p>
      *
-     * <p>The arguments may be passed in the order (min,max) or (max,min).
+     * <p>The arguments may be passed in the order (min, max) or (max, min).
      * The getMinimum and getMaximum methods will return the correct values.</p>
      *
      * @param <T> the type of the elements in this range.
@@ -168,7 +168,7 @@ public static <T extends Comparable<? super T>> Range<T> of(final T fromInclusiv
      * <p>The range uses the specified {@link Comparator} to determine where
      * values lie in the range.</p>
      *
-     * <p>The arguments may be passed in the order (min,max) or (max,min).
+     * <p>The arguments may be passed in the order (min, max) or (max, min).
      * The getMinimum and getMaximum methods will return the correct values.</p>
      *
      * @param <T> the type of the elements in this range.