diff --git a/src/main/java/org/kohsuke/github/GHRepository.java b/src/main/java/org/kohsuke/github/GHRepository.java
index 8570a09bb1..1c62c6c4d5 100644
--- a/src/main/java/org/kohsuke/github/GHRepository.java
+++ b/src/main/java/org/kohsuke/github/GHRepository.java
@@ -285,6 +285,18 @@ protected void wrapUp(GHTag[] page) {
         };
     }
 
+    /**
+     * List languages for the specified repository.
+     * The value on the right of a language is the number of bytes of code written in that language.
+     * {
+         "C": 78769,
+         "Python": 7769
+       }
+     */
+    public Map<String,Long> listLanguages() throws IOException {
+        return root.retrieve().to(getApiTailUrl("languages"), HashMap.class);
+    }
+
     public String getOwnerName() {
         return owner.login;
     }
diff --git a/src/test/java/org/kohsuke/github/RepositoryTest.java b/src/test/java/org/kohsuke/github/RepositoryTest.java
index 6862ace7be..61cdc09dca 100644
--- a/src/test/java/org/kohsuke/github/RepositoryTest.java
+++ b/src/test/java/org/kohsuke/github/RepositoryTest.java
@@ -43,4 +43,11 @@ public void listContributors() throws IOException {
     private GHRepository getRepository() throws IOException {
         return gitHub.getOrganization("github-api-test-org").getRepository("jenkins");
     }
+
+    @Test
+    public void listLanguages() throws IOException {
+        GHRepository r = gitHub.getRepository("kohsuke/github-api");
+        String mainLanguage = r.getLanguage();
+        assertTrue(r.listLanguages().containsKey(mainLanguage));
+    }
 }