diff --git a/src/Index.cc b/src/Index.cc
index 8208c7d..2077132 100644
--- a/src/Index.cc
+++ b/src/Index.cc
@@ -2,6 +2,9 @@
 
 clang::Index::
 Index(int excludeDeclarationsFromPCH, int displayDiagnostics) {
-  cx_index = clang_createIndex(excludeDeclarationsFromPCH,
-                             displayDiagnostics);
+  cx_index = clang_createIndex(excludeDeclarationsFromPCH, displayDiagnostics);
 }
+
+clang::Index::~Index() {
+  clang_disposeIndex(cx_index);
+}
\ No newline at end of file
diff --git a/src/Index.h b/src/Index.h
index 5ac32d0..cd41977 100644
--- a/src/Index.h
+++ b/src/Index.h
@@ -6,6 +6,7 @@ namespace clang {
   class Index {
   public:
     Index(int excludeDeclarationsFromPCH, int displayDiagnostics);
+    ~Index();
     CXIndex cx_index;
   };
 }  // namespace clang