diff --git a/dma.c b/dma.c
index ae0018a..c314eb7 100644
--- a/dma.c
+++ b/dma.c
@@ -126,6 +126,7 @@ set_from(struct queue *queue, const char *osender)
 	}
 
 	if (strchr(sender, '\n') != NULL) {
+		free(sender);
 		errno = EINVAL;
 		return (NULL);
 	}