diff --git a/README.md b/README.md
index 1719146..58b996f 100644
--- a/README.md
+++ b/README.md
@@ -117,3 +117,4 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 Please use the issue tracker for project related issues.
 If you're having trouble with hardware, I did too.  Here is a [troubleshooting guide](https://github.com/jbruce12000/kiln-controller/blob/master/troubleshooting.md) I created for testing RPi gpio pins.
+If you're having trouble setting PID values, I did too.  Here is a [PID Tuning Guide](https://github.com/jbruce12000/kiln-controller/blob/master/pid_tuning.md)
diff --git a/pid.md b/pid_tuning.md
similarity index 100%
rename from pid.md
rename to pid_tuning.md