diff --git a/examples/exercises/fma16/synthDC/README.md b/examples/exercises/fma16/synthDC/README.md
index 58d6a05bb..c220cb9b0 100644
--- a/examples/exercises/fma16/synthDC/README.md
+++ b/examples/exercises/fma16/synthDC/README.md
@@ -14,6 +14,7 @@ make synth FREQ=500
 - `FREQ`
   - Frequency in MHz.  Default is 500
   - The target standard cell library.  The default is sky130.
++- `TECH`
 	- Options:
     - sky90: skywater 90nm TT 25C
     - sky130: skywater 130nm TT 25C