1 files changed, 2 insertions, 1 deletions
diff --git a/src/KM_fileio.h b/src/KM_fileio.h
index 38f7301..177d017 100755
--- a/src/KM_fileio.h
+++ b/src/KM_fileio.h
@@ -34,6 +34,7 @@ THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
 #include "KM_util.h"
 #include <string>
+#include <vector>
 #include <openssl/md5.h>
 
 #ifdef KM_WIN32
@@ -405,7 +406,7 @@ namespace Kumu
 
       void StartHashing();
       void MaybeHash(void const*, int);
-      std::string StopHashing();
+      std::vector<uint8_t> StopHashing();
    };
 
   Result_t CreateDirectoriesInPath(const std::string& Path);