diff --git a/README.md b/README.md
index 4ff4b5a..e326fca 100644
--- a/README.md
+++ b/README.md
@@ -40,9 +40,13 @@ A number of utility programs are provided:
 * the pig2vcd utility which converts notifications into the value change dump (VCD)
   format (useful for viewing digital waveforms with GTKWave).
 
+## Documentation
+
+See http://abyz.me.uk/rpi/pigpio/
+
 ## Example programs
 
-See http://abyz.co.uk/rpi/pigpio/examples.html.
+See http://abyz.me.uk/rpi/pigpio/examples.html
 
 ## GPIO
 
diff --git a/util/Findpigpio.cmake b/util/Findpigpio.cmake
index 6c94ee0..eebfbfe 100644
--- a/util/Findpigpio.cmake
+++ b/util/Findpigpio.cmake
@@ -25,6 +25,7 @@ set(pigpio_INCLUDES     ${pigpio_INCLUDE_DIR})
 
 # Handle REQUIRED, QUIET, and version arguments 
 # and set the <packagename>_FOUND variable.
+include(FindPackageHandleStandardArgs)
 find_package_handle_standard_args(pigpio 
     DEFAULT_MSG 
     pigpio_INCLUDE_DIR pigpio_LIBRARY pigpiod_if_LIBRARY pigpiod_if2_LIBRARY)