--- a/src/dvb/dvbdevice.cpp	2011-04-17 21:17:19.000000000 +0200
+++ b/src/dvb/dvbdevice.cpp	2016-07-17 16:43:02.485477721 +0200
@@ -353,7 +353,7 @@
 
 	switch (config->configuration) {
 	case DvbConfigBase::DiseqcSwitch: {
-		char cmd[] = { 0xe0, 0x10, 0x38, 0x00 };
+		char cmd[] = { char(0xe0), 0x10, 0x38, 0x00 };
 		cmd[3] = 0xf0 | (config->lnbNumber << 2) | (horPolar ? 2 : 0) | (highBand ? 1 : 0);
 		backend->sendMessage(cmd, sizeof(cmd));
 		usleep(15000);
@@ -391,15 +391,15 @@
 
 		if (angle >= 0) {
 			// east
-			value = ((16 * angle * 180 / M_PI) + 0.5);
+			value = int ((16 * angle * 180 / M_PI) + 0.5);
 			value |= 0xe000;
 		} else {
 			// west
-			value = ((16 * (-angle) * 180 / M_PI) + 0.5);
+			value = int ((16 * (-angle) * 180 / M_PI) + 0.5);
 			value |= 0xd000;
 		}
 
-		char cmd[] = { 0xe0, 0x31, 0x6e, (value / 256), (value % 256) };
+		char cmd[] = { char(0xe0), 0x31, 0x6e, char(value / 256), char(value % 256) };
 		backend->sendMessage(cmd, sizeof(cmd));
 		usleep(15000);
 		moveRotor = true;
@@ -407,7 +407,7 @@
 	    }
 
 	case DvbConfigBase::PositionsRotor: {
-		char cmd[] = { 0xe0, 0x31, 0x6b, config->lnbNumber };
+		char cmd[] = { char(0xe0), 0x31, 0x6b, char(config->lnbNumber) };
 		backend->sendMessage(cmd, sizeof(cmd));
 		usleep(15000);
 		moveRotor = true;