diff --git a/afsk/main.c b/afsk/main.c
index 5816aa5f..f8e133a0 100644
--- a/afsk/main.c
+++ b/afsk/main.c
@@ -913,7 +913,7 @@ int get_tlm_fox() {
 	digitalWrite (0, LOW);
 	printf("Sending buffer over socket!\n");
 	int sock_ret = send(sock, buffer[alt], buffSize, 0);
-	printf("Result of socket send: %d errorno: %d \n", sock_ret, strerror(errno));
+	printf("Result of socket send: %d errorno: %s \n", sock_ret, strerror(errno));
 	alt = (++alt) % 2;
 	printf("Alternate value is %d \n", alt);
     }