diff --git a/CHANGES b/CHANGES
index abbb6003..6c1612f1 100644
--- a/CHANGES
+++ b/CHANGES
@@ -24,6 +24,7 @@ SVN-HEAD
                   Add National Semiconductor LM64 detection
                   Add Asus F8000 detection
                   Add Intel ICH10 (bus) detection
+                  Don't probe I2C addresses 0x40-0x47
 
 3.0.1 (2008-01-28)
   documentation: Update the application writing guidelines
diff --git a/prog/detect/sensors-detect b/prog/detect/sensors-detect
index 7ccdef4a..430e8d87 100755
--- a/prog/detect/sensors-detect
+++ b/prog/detect/sensors-detect
@@ -1128,7 +1128,9 @@ use vars qw(@pci_adapters_sis5595 @pci_adapters_sis645 @pci_adapters_sis96x);
      {
        name => "Maxim MAX6633/MAX6634/MAX6635",
        driver => "lm92",
-       i2c_addrs => [0x40..0x4f],
+       i2c_addrs => [0x48..0x4f], # The MAX6633 can also use 0x40-0x47 but we
+                                  # don't want to probe these addresses, it's
+                                  # dangerous.
        i2c_detect => sub { lm92_detect(2, @_); },
      },
      {