diff --git a/CHANGES b/CHANGES
index bd8d8c17..9cb6020f 100644
--- a/CHANGES
+++ b/CHANGES
@@ -23,6 +23,7 @@ SVN-HEAD
   Program sensord: Add it8720 support
                    Add lm89, max6658, max6659, max6681, max6646, max6647
                     and max6649 support
+                   Accept negative temperatures in RRD database
   Program sensors: Recognize it87 thermal sensor type 4 as thermistor
                    Add it8720 support
                    Add lm89, max6658, max6659, max6681, max6646, max6647
diff --git a/prog/sensord/rrd.c b/prog/sensord/rrd.c
index aa7082dc..0630afa2 100644
--- a/prog/sensord/rrd.c
+++ b/prog/sensord/rrd.c
@@ -205,7 +205,7 @@ rrdGetSensors_DS
         max = "12000";
         break;
       case DataType_temperature:
-        min = "0";
+        min = "-100";
         max = "250";
         break;
       case DataType_mhz: