diff --git a/release_notes.md b/release_notes.md
index 8ecfc7543..bd3b4af56 100644
--- a/release_notes.md
+++ b/release_notes.md
@@ -1,5 +1,6 @@
 ###In Development
 
+ - [#364](https://github.com/MehdiK/Humanizer/pull/364): Adding "campuses" as plural of "campus"
 
 [Commits](https://github.com/MehdiK/Humanizer/compare/v1.32.0...master)
 
diff --git a/src/Humanizer.Tests/InflectorTests.cs b/src/Humanizer.Tests/InflectorTests.cs
index cfbfbaf03..723d95767 100644
--- a/src/Humanizer.Tests/InflectorTests.cs
+++ b/src/Humanizer.Tests/InflectorTests.cs
@@ -248,6 +248,8 @@ public IEnumerator<object[]> GetEnumerator()
             yield return new object[] {"fungus", "fungi"};
 
             yield return new object[] {"wave","waves"};
+
+            yield return new object[] {"campus", "campuses"};
         }
 
         IEnumerator IEnumerable.GetEnumerator()
diff --git a/src/Humanizer/InflectorExtensions.cs b/src/Humanizer/InflectorExtensions.cs
index c15dbc16d..e0ea8bde6 100644
--- a/src/Humanizer/InflectorExtensions.cs
+++ b/src/Humanizer/InflectorExtensions.cs
@@ -70,6 +70,7 @@ static InflectorExtensions()
             AddPlural("([m|l])ouse$", "$1ice");
             AddPlural("^(ox)$", "$1en");
             AddPlural("(quiz)$", "$1zes");
+            AddPlural("(campus)$", "$1es");
 
             AddSingular("s$", "");
             AddSingular("(n)ews$", "$1ews");
@@ -95,6 +96,7 @@ static InflectorExtensions()
             AddSingular("(vert|ind)ices$", "$1ex");
             AddSingular("(matr)ices$", "$1ix");
             AddSingular("(quiz)zes$", "$1");
+            AddSingular("(campus)es$", "$1");
 
             AddIrregular("person", "people");
             AddIrregular("man", "men");