1 files changed, 4 insertions, 1 deletions
diff --git a/src/stream/ofb/ofb.h b/src/stream/ofb/ofb.h
index de212ec2c..2871dd8ee 100644
--- a/src/stream/ofb/ofb.h
+++ b/src/stream/ofb/ofb.h
@@ -33,7 +33,10 @@ class BOTAN_DLL OFB : public StreamCipher
 
       void clear();
 
-      OFB(BlockCipher*);
+      /**
+      * @param cipher the underlying block cipher to use
+      */
+      OFB(BlockCipher* cipher);
       ~OFB();
    private:
       void key_schedule(const byte key[], u32bit key_len);