diff --git a/LICENSE b/LICENSE
new file mode 100644
index 0000000..0d2af71
--- /dev/null
+++ b/LICENSE
@@ -0,0 +1,19 @@
+Copyright (c) 2025 M McWilliams
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.
diff --git a/README.md b/README.md
index 482c496..eb3a64c 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,6 @@
 # Knobs
 
-This repo contains a parametric knob generator for quickly generating tactile knobs for standard metric bolts.
+This repo contains a parametric knob generator for quickly generating tactile knobs for standard metric bolts and nuts.
 
 ## Example
 
@@ -11,5 +11,5 @@ knob(H = 10, D = 14, DEPTH = 4, BOLT = "M4", TYPE = "hex");
 
 ```
 
-This will generate a knob that is 10mm high, has a diameter of 14m and takes an M4 hex bolt that sits 4mm from the bottom.
+This will generate a knob that is 10mm high, has a diameter of 14m and takes M4 hex hardware that sits 4mm from the bottom.
 An M4 bolt can be dropped in, or an M4 nut.
\ No newline at end of file