diff --git a/README.md b/README.md
index ed47794..7c9a535 100644
--- a/README.md
+++ b/README.md
@@ -162,7 +162,7 @@ Pychopper and minimap2 can take options via `minimap2_opts` and `pychopper_opts`
 - pychopper needs to know which cDNA synthesis kit used
   - SQK-PCS109: use `pychopper_opts = '-k PCS109'` (default)
   - SQK-PCS110: use `pychopper_opts = '-k PCS110'`
-  - SQK-PCS11:  use `pychopper_opts = '-k PCS111'`
+  - SQK-PCS111:  use `pychopper_opts = '-k PCS111'`
 - pychopper can use one of two available backends for identifying primers in the raw reads
   - nhmmscan `pychopper opts = '-m phmm'` 
   - edlib `pychopper opts = '-m edlib'`
diff --git a/docs/quickstart.md b/docs/quickstart.md
index a1fdce3..fed5d5c 100644
--- a/docs/quickstart.md
+++ b/docs/quickstart.md
@@ -72,7 +72,7 @@ Pychopper and minimap2 can take options via `minimap2_opts` and `pychopper_opts`
 - pychopper needs to know which cDNA synthesis kit used
   - SQK-PCS109: use `pychopper_opts = '-k PCS109'` (default)
   - SQK-PCS110: use `pychopper_opts = '-k PCS110'`
-  - SQK-PCS11:  use `pychopper_opts = '-k PCS111'`
+  - SQK-PCS111:  use `pychopper_opts = '-k PCS111'`
 - pychopper can use one of two available backends for identifying primers in the raw reads
   - nhmmscan `pychopper opts = '-m phmm'` 
   - edlib `pychopper opts = '-m edlib'`