diff --git a/man/find_function_name.Rd b/man/find_function_name.Rd
deleted file mode 100644
index d330baed..00000000
--- a/man/find_function_name.Rd
+++ /dev/null
@@ -1,23 +0,0 @@
-% Generated by roxygen2: do not edit by hand
-% Please edit documentation in R/utils.r
-\name{find_function_name}
-\alias{find_function_name}
-\title{Finds the name of a function passed as an argument}
-\usage{
-find_function_name(fun)
-}
-\arguments{
-\item{fun}{function of which the name is to be determined}
-}
-\value{
-function name
-}
-\description{
-This works even when a function is passed multiple times (e.g., when used
-inside an \code{\link{optim}} call).
-See https://stackoverflow.com/a/46740314/10886760
-}
-\author{
-Sebastian Funk
-}
-\keyword{internal}