Preheat the oven to 350°F and line 2 baking sheets with parchment paper or spray with non-stick spray. In a medium bowl, sift the flour, baking soda, cinnamon and salt together.
In another large bowl, using an electric mixer at medium speed, beat together the butter, and sugars is smooth. Add the egg and vanilla and combine. Gradually add the flour mixture and mix in until just incorporated. Do not keep mixing – do not over mix.
Add pumpkin chips and stir with a wooden spoon, again no over mixing, just until incorporated. Chill dough if dough is warm. Use 1 Tablespoon, drop the dough onto the baking sheets, 6 to 8 per pan, depending on size you are making.
Bake for 8 – 10 Minutes check to see Brown on the bottom then remove chill for 5 Minutes before removing from cookie sheet on wire rack. Serve.