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diff --git a/src/libgit2/strarray.h b/src/libgit2/strarray.h
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+/*
+ * Copyright (C) the libgit2 contributors. All rights reserved.
+ *
+ * This file is part of libgit2, distributed under the GNU GPL v2 with
+ * a Linking Exception. For full terms see the included COPYING file.
+ */
+#ifndef INCLUDE_strarray_h__
+#define INCLUDE_strarray_h__
+
+#include "common.h"
+#include "git2/strarray.h"
+
+/**
+ * Copy a string array object from source to target.
+ *
+ * Note: target is overwritten and hence should be empty, otherwise its
+ * contents are leaked. Call git_strarray_free() if necessary.
+ *
+ * @param tgt target
+ * @param src source
+ * @return 0 on success, < 0 on allocation failure
+ */
+extern int git_strarray_copy(git_strarray *tgt, const git_strarray *src);
+
+#endif