diff -ru a/src/lib_acpi.c b/src/lib_acpi.c
--- a/src/lib_acpi.c	2005-07-21 21:41:31.000000000 -0400
+++ b/src/lib_acpi.c	2011-06-28 23:37:50.148092904 -0400
@@ -83,7 +83,7 @@
         if (!k->ac)
             fprintf(stderr, "%s : no AC adapter detected\n", PACKAGE);
 
-        n = snprintf(dir, FILENAME_MAX + 1, "%s%s", "/proc/acpi",
+        n = snprintf(dir, FILENAME_MAX + 1, "%s%s", "/sys/class",
                      thermal_zone_dir);
         if (n > FILENAME_MAX) {
             fprintf(stderr, "%s : file name too long, "
@@ -322,10 +322,10 @@
     n = strlen(searched);
 
     if (dest != NULL && dest_size > 0
-        && n > 0 && n < (sizeof buffer) - 1
+        && n < (sizeof buffer) - 1
         && file_name != NULL && (fd = fopen(file_name, "r")) != NULL) {
         while (fgets(buffer, sizeof buffer, fd) != NULL)
-            if (strncmp(buffer, searched, n) == 0) {
+            if (n == 0 || strncmp(buffer, searched, n) == 0) {
                 char *src;
                 char *end;
                 size_t len;
diff -ru a/src/thermal.c b/src/thermal.c
--- a/src/thermal.c	2005-09-29 19:32:46.000000000 -0400
+++ b/src/thermal.c	2011-06-29 00:18:24.851904854 -0400
@@ -30,12 +30,17 @@
 #endif
 
 #include <stdio.h>
+#include <errno.h>
+#include <limits.h>
 #include <stdlib.h>
 #include <string.h>
 #include <dirent.h>
 #include "lib_acpi.h"
 #include "wmacpiload.h"
 #include "thermal.h"
+#include <unistd.h>
+#include <sys/types.h>
+#include <sys/stat.h>
 
 /************************************************************************
  * Macro definitions
@@ -48,8 +53,10 @@
  * Global constants definitions
  ************************************************************************/
 
-const char *const thermal_zone_dir = "/thermal_zone/";
-const char *const thermal_zone_status_file = "/temperature";
+const char *const thermal_zone_dir = "/hwmon/";
+const char *const thermal_zone_status_file = "/temp1_input";
+const char *const thermal_zone_search[] = { "", "/device" };
+const int thermal_zone_MAX_SEARCH = 2;
 
 /************************************************************************
  * Function definitions
@@ -86,9 +93,24 @@
     }
     strcpy(tz->name, fd->d_name);
 
-    tz->tempfile =
-        strcat4("/proc/acpi", thermal_zone_dir, tz->name,
-                thermal_zone_status_file);
+    int i;
+    for (i=0; i < thermal_zone_MAX_SEARCH ; i++) {
+      char device_name[MAXSTRLEN+1];
+      char *tempfile;
+      struct stat tempstat;
+      snprintf(device_name, MAXSTRLEN, "%s%s", tz->name, thermal_zone_search[i]);
+      tempfile = 
+	strcat4("/sys/class", thermal_zone_dir, device_name, 
+	    thermal_zone_status_file);
+      if (stat(tempfile, &tempstat) == -1) {
+	if (verbose)
+		printf("Unable to read thermal zone '%s'\n", tempfile);
+      } else {
+	tz->tempfile = tempfile;
+	break;
+      }
+    }
+
     if (!tz->tempfile) {
         fprintf(stderr, "%s : could not allocate memory "
                 "for thermal zone tempfile concerning "
@@ -127,16 +149,19 @@
 
     if (tz != NULL) {
         if (parse_file(tz->tempfile,
-                       "temperature:", buf, sizeof buf) != NULL) {
+                       "", buf, sizeof buf) != NULL) {
             char *endptr;
 
             temp = strtoul(buf, &endptr, 10);
             /*
-             * The format is "temperature:    xx C" where xx is the
-             * temperature in celcius degrees. So we check if we have the
-             * " C" left in the buffer to see if all went well. 
+             * The format is "xxxxxx" where xx is the
+             * temperature in celcius degrees times 1000.
              */
-            if (strcmp(endptr, TEMP_UNIT) != 0) {
+	    errno = 0;
+	    if ((errno == ERANGE && (temp == LONG_MAX || temp == LONG_MIN) ) ||
+		(errno != 0 && temp == 0) ||
+		endptr == buf) {
+	      perror("strtol");
                 fprintf(stderr, "%s : Unconsistent temperature  "
                         "about thermal zone %s\n", PACKAGE, tz->name);
                 temp = 0;
@@ -144,7 +169,7 @@
         } else {
             temp = 0;
         }
-        tz->temp = temp;
+        tz->temp = temp / 1000;
     }
 }