diff --git a/rigs/adat/adat.c b/rigs/adat/adat.c
index 1e96dce76..bab7a9466 100644
--- a/rigs/adat/adat.c
+++ b/rigs/adat/adat.c
@@ -1488,7 +1488,7 @@ int adat_get_single_cmd_result(RIG *pRig)
 
             pcPos      = acBuf;
 
-            if ((nRC == RIG_OK))
+            if (nRC == RIG_OK)
             {
                 int   nBufLength  = 0;
 
diff --git a/src/serial.c b/src/serial.c
index b3c9a3bb3..d053ff956 100644
--- a/src/serial.c
+++ b/src/serial.c
@@ -354,10 +354,10 @@ int HAMLIB_API serial_setup(hamlib_port_t *rp)
 
     /* TODO */
     rig_debug(RIG_DEBUG_TRACE, "%s: cfsetispeed=%d,0x%04x\n", __func__,
-              rp->parm.serial.rate, speed);
+              (int)rp->parm.serial.rate, (int)speed);
     cfsetispeed(&options, speed);
     rig_debug(RIG_DEBUG_TRACE, "%s: cfsetospeed=%d,0x%04x\n", __func__,
-              rp->parm.serial.rate, speed);
+              (int)rp->parm.serial.rate, (int)speed);
     cfsetospeed(&options, speed);
 
     /*