diff --git a/docs/day-2c-fp.Rmd b/docs/day-2c-fp.Rmd
index cbc4072..da78ed2 100644
--- a/docs/day-2c-fp.Rmd
+++ b/docs/day-2c-fp.Rmd
@@ -559,7 +559,7 @@ map(input, ~ sample(1:10, size = .x, replace = TRUE))
 
 # traditional approach to apply anonymous function
 # TOO VERBOSE! #<< 
-map(input, function(x) sample(1:10, size = .x, replace = TRUE))
+map(input, function(x) sample(1:10, size = x, replace = TRUE))
 ```
 
 ]