diff --git a/prog/sensord/args.c b/prog/sensord/args.c
index b9b7793a..011348f2 100644
--- a/prog/sensord/args.c
+++ b/prog/sensord/args.c
@@ -257,13 +257,13 @@ int parseArgs(int argc, char **argv)
 			"Error: Incompatible --set and --alarm-scan.\n");
 		return -1;
 	}
-  
+
 	if (rrdFile && doSet) {
 		fprintf(stderr,
 			"Error: Incompatible --set and --rrd-file.\n");
 		return -1;
 	}
-  
+
 	if (doScan && rrdFile) {
 		fprintf(stderr,
 			"Error: Incompatible --rrd-file and --alarm-scan.\n");
@@ -275,13 +275,13 @@ int parseArgs(int argc, char **argv)
 			"Error: Incompatible --rrd-cgi without --rrd-file.\n");
 		return -1;
 	}
-  
+
 	if (rrdFile && !rrdTime) {
 		fprintf(stderr,
 			"Error: Incompatible --rrd-file without --rrd-interval.\n");
 		return -1;
 	}
-  
+
 	if (!logTime && !scanTime && !rrdFile) {
 		fprintf(stderr,
 			"Error: No logging, alarm or RRD scanning.\n");
diff --git a/prog/sensord/chips.c b/prog/sensord/chips.c
index dc7a513f..75262e1b 100644
--- a/prog/sensord/chips.c
+++ b/prog/sensord/chips.c
@@ -157,7 +157,7 @@ static void fillChipVoltage(FeatureDescriptor *voltage,
 	} else {
 		voltage->format = fmtVolt_2;
 	}
-  
+
 	/* terminate the list */
 	voltage->dataNumbers[pos] = -1;
 
@@ -213,7 +213,7 @@ static void fillChipTemperature(FeatureDescriptor *temperature,
 	} else {
 		temperature->format = fmtTemp_only;
 	}
-  
+
 	/* terminate the list */
 	temperature->dataNumbers[pos] = -1;
 
@@ -265,7 +265,7 @@ static void fillChipFan(FeatureDescriptor *fan,
 	} else {
 		fan->format = fmtFan_only;
 	}
-  
+
 	/* terminate the list */
 	fan->dataNumbers[pos] = -1;
 
diff --git a/prog/sensord/rrd.c b/prog/sensord/rrd.c
index 56298d45..11f1e3cb 100644
--- a/prog/sensord/rrd.c
+++ b/prog/sensord/rrd.c
@@ -23,7 +23,7 @@
 
 /*
  * RRD is the Round Robin Database
- * 
+ *
  * Get this package from:
  *   http://people.ee.ethz.ch/~oetiker/webtools/rrdtool/
  *
@@ -87,7 +87,7 @@ static void rrdCheckLabel(const char *rawLabel, int index0)
 {
 	char *buffer = rrdLabels[index0];
 	int i, j, okay;
-  
+
 	i = 0;
 	/* contrain raw label to [A-Za-z0-9_] */
 	while ((i < RAW_LABEL_LENGTH) && rawLabel[i]) {
@@ -243,7 +243,7 @@ int rrdInit(void)
 {
 	int ret = 0;
 	struct stat tmp;
-  
+
 	sensorLog(LOG_DEBUG, "sensor RRD init");
 	if (stat(rrdFile, &tmp)) {
 		if (errno == ENOENT) {
@@ -252,7 +252,7 @@ int rrdInit(void)
 			const char *argv[6 + MAX_RRD_SENSORS] = {
 				"sensord", rrdFile, "-s", stepBuff
 			};
-      
+
 			sensorLog(LOG_INFO, "creating round robin database");
 			num = rrdGetSensors(argv + argc);
 			if (num == 0) {
@@ -286,7 +286,7 @@ int rrdInit(void)
 		}
 	}
 	sensorLog(LOG_DEBUG, "sensor RRD inited");
-  
+
 	return ret;
 }
 
@@ -450,7 +450,7 @@ int rrdUpdate(void)
 		}
 	}
 	sensorLog(LOG_DEBUG, "sensor rrd updated");
-  
+
 	return ret;
 }
 
@@ -480,6 +480,6 @@ int rrdCGI(void)
 	}
 	printf("<p>\n<small><b>sensord</b> by <a href=\"mailto:merlin@merlin.org\">Merlin Hughes</a>, all credit to the <a href=\"http://www.lm-sensors.org/\">lm_sensors</a> crew.</small>\n</p>\n");
 	printf("</BODY>\n</HTML>\n");
-  
+
 	return ret;
 }