3 files changed, 3 insertions, 3 deletions

diff --git a/src/include/gnunet_disk_lib.h b/src/include/gnunet_disk_lib.h
index 0fbdd7ab3..3805039fc 100644
--- a/src/include/gnunet_disk_lib.h
+++ b/src/include/gnunet_disk_lib.h
@@ -503,7 +503,7 @@ GNUNET_DISK_pipe_handle (const struct GNUNET_DISK_PipeHandle *p,
 
 
 /**
- * Update POSIX permissions mask of a file on disk.  If both argumets
+ * Update POSIX permissions mask of a file on disk.  If both arguments
  * are #GNUNET_NO, the file is made world-read-write-executable (777).
  * Does nothing on W32.
  *
diff --git a/src/include/gnunet_messenger_service.h b/src/include/gnunet_messenger_service.h
index 99d4cf267..0576e239f 100644
--- a/src/include/gnunet_messenger_service.h
+++ b/src/include/gnunet_messenger_service.h
@@ -172,7 +172,7 @@ GNUNET_MESSENGER_name_of_kind (enum GNUNET_MESSENGER_MessageKind kind);
 
 /**
  * The header of a #GNUNET_MESSENGER_Message.
- * This allows authentification of the sender, temporal ordering and finding potentially missed messages.
+ * This allows authentication of the sender, temporal ordering and finding potentially missed messages.
  *
  * Message-header-size: 40+ bytes
  */
diff --git a/src/include/gnunet_testing_ng_lib.h b/src/include/gnunet_testing_ng_lib.h
index 001d92aad..55c8a7246 100644
--- a/src/include/gnunet_testing_ng_lib.h
+++ b/src/include/gnunet_testing_ng_lib.h
@@ -161,7 +161,7 @@ struct GNUNET_TESTING_Command
 
   /**
    * How often did we try to execute this command? (In case it is a request
-   * that is repated.)  Note that a command must have some build-in retry
+   * that is repated.)  Note that a command must have some built-in retry
    * mechanism for this value to be useful.
    */
   unsigned int num_tries;