diff --git a/ChangeLog b/ChangeLog
index 3bde699c3..1c1a36698 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -27,6 +27,7 @@ Bugfix
 Security
    * Fixed potential memory corruption on miscrafted client messages (found by
      Frama-C team at CEA LIST)
+   * Fixed generation of DHM parameters to correct length
 
 = Version 1.1.1 released on 2012-01-23
 Bugfix
diff --git a/include/polarssl/dhm.h b/include/polarssl/dhm.h
index 52b0bf94a..d79be9177 100644
--- a/include/polarssl/dhm.h
+++ b/include/polarssl/dhm.h
@@ -109,7 +109,7 @@ int dhm_read_public( dhm_context *ctx,
  * \brief          Create own private value X and export G^X
  *
  * \param ctx      DHM context
- * \param x_size   private value size in bits
+ * \param x_size   private value size in bytes
  * \param output   destination buffer
  * \param olen     must be equal to ctx->P.len
  * \param f_rng    RNG function