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-rw-r--r--os/various/chprintf.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/os/various/chprintf.c b/os/various/chprintf.c
index 1188df8ff..73bc1e33d 100644
--- a/os/various/chprintf.c
+++ b/os/various/chprintf.c
@@ -281,7 +281,7 @@ unsigned_common:
* @param[in] str pointer to a buffer
* @param[in] size maximum size of the buffer
* @param[in] fmt formatting string
- * @param[in] ap list of parameters
+ * @return The size of the generated string.
*
* @api
*/