diff --git a/lib/src/config.c b/lib/src/config.c
index 53e9943..05e23d9 100644
--- a/lib/src/config.c
+++ b/lib/src/config.c
@@ -41,7 +41,7 @@ int parse_config(struct dddvb *dd, char *name, char *sec,
 		memcpy(fname + config_len, "dddvb.conf", 11);
 	
 	if ((f = fopen (fname, "r")) == NULL) {
-		printf("config file %s not found\n", fname);
+		dprintf(2, "config file %s not found\n", fname);
 		return -1;
 	}
 	
diff --git a/lib/src/dddvb.c b/lib/src/dddvb.c
index aa85a8b..b011a04 100644
--- a/lib/src/dddvb.c
+++ b/lib/src/dddvb.c
@@ -8,7 +8,7 @@ LIBDDDVB_EXPORTED struct dddvb *global_dd = NULL;
 LIBDDDVB_EXPORTED pthread_mutex_t dddvb_mutex = PTHREAD_MUTEX_INITIALIZER; 
 
 void __attribute__ ((constructor)) setup(void) {
-	printf("SETUP\n");
+	//printf("SETUP\n");
 }
 
 LIBDDDVB_EXPORTED struct dddvb_fe *dddvb_fe_alloc_num(struct dddvb *dd, uint32_t type, uint32_t num)
diff --git a/lib/src/dvb.c b/lib/src/dvb.c
index adcf52f..76a70c3 100644
--- a/lib/src/dvb.c
+++ b/lib/src/dvb.c
@@ -231,7 +231,7 @@ static int set_en50607(struct dddvb_fe *fe, uint32_t freq, uint32_t sr,
 	uint32_t input = 3 & (sat >> 6);
 	int fd = fe->fd;
 	
-	//printf("input = %u, sat = %u\n", input, sat&0x3f);
+	dbgprintf(DEBUG_DVB, "input = %u, sat = %u\n", input, sat&0x3f);
 	hor &= 1;
 	cmd.msg[1] = slot << 3;
 	cmd.msg[1] |= ((t >> 8) & 0x07);
@@ -323,7 +323,7 @@ static int tune_sat(struct dddvb_fe *fe)
 
 		if (input != DDDVB_UNDEF) {
 			input = 3 & (input >> 6);
-			printf("input = %u\n", input);
+			dbgprintf(DEBUG_DVB, "input = %u\n", input);
 		}
 		diseqc(fe->fd, lnb, fe->param.param[PARAM_POL], hi);
 		set_fe_input(fe, freq, fe->param.param[PARAM_SR], ds, input);
@@ -349,7 +349,7 @@ static int tune_c(struct dddvb_fe *fe)
 	struct dtv_properties c;
 	int ret;
 
-	printf("tune_c()\n");
+	dbgprintf(DEBUG_DVB, "tune_c()\n");
 	set_property(fe->fd, DTV_DELIVERY_SYSTEM, SYS_DVBC_ANNEX_A);
 
 	c.num = ARRAY_SIZE(p);
@@ -376,7 +376,7 @@ static int tune_j83b(struct dddvb_fe *fe)
 	struct dtv_properties c;
 	int ret;
 
-	printf("tune_j83b()\n");
+	dbgprintf(DEBUG_DVB, "tune_j83b()\n");
 	set_property(fe->fd, DTV_DELIVERY_SYSTEM, SYS_DVBC_ANNEX_B);
 
 	c.num = ARRAY_SIZE(p);
@@ -542,7 +542,7 @@ static int tune(struct dddvb_fe *fe)
 {
 	int ret;
 
-	printf("tune()\n");
+	dbgprintf(DEBUG_DVB, "tune()\n");
 	switch (fe->param.param[PARAM_MSYS]) {
 	case SYS_DVBS:
 	case SYS_DVBS2:
diff --git a/lib/src/tools.c b/lib/src/tools.c
index 9592095..9c787b8 100644
--- a/lib/src/tools.c
+++ b/lib/src/tools.c
@@ -13,7 +13,7 @@ int sendlen(int sock, char *buf, int len)
 
 	for (todo = len; todo; todo -= done, buf += done)
 		if ((done = send(sock, buf, todo, 0)) < 0) {
-			printf("sendlen error\n");
+			dprintf(2, "sendlen error\n");
 			return done;
 		}
 	return len;