diff --git a/R/check_operators.R b/R/check_operators.R
index 0b8f805a..4bee28d5 100644
--- a/R/check_operators.R
+++ b/R/check_operators.R
@@ -4,7 +4,7 @@
 #' Logical AND and OR operators for `check_*`-functions from [`checkmate`][`checkmate::checkmate`].
 #'
 #' @param lhs,rhs (`function()`)\cr
-#'   `check_*`-functions that return either `TRUE` or an error message.
+#'   `check_*`-functions that return either `TRUE` or an error message as a `character(1)`.
 #'
 #' @return Either `TRUE` or a `character(1)`.
 #'
@@ -12,7 +12,7 @@
 #' @examples
 #' library(checkmate)
 #'
-#' x = c(0, 1, 2, 3)#
+#' x = c(0, 1, 2, 3)
 #' check_numeric(x) %check&&% check_names(names(x), "unnamed")  # is TRUE
 #' check_numeric(x) %check&&% check_true(all(x < 0))  # fails
 #'
diff --git a/man/check_operators.Rd b/man/check_operators.Rd
index 8d3901f9..17829969 100644
--- a/man/check_operators.Rd
+++ b/man/check_operators.Rd
@@ -12,7 +12,7 @@ lhs \%check||\% rhs
 }
 \arguments{
 \item{lhs, rhs}{(\verb{function()})\cr
-\verb{check_*}-functions that return either \code{TRUE} or an error message.}
+\verb{check_*}-functions that return either \code{TRUE} or an error message as a \code{character(1)}.}
 }
 \value{
 Either \code{TRUE} or a \code{character(1)}.
@@ -23,7 +23,7 @@ Logical AND and OR operators for \verb{check_*}-functions from \code{\link[check
 \examples{
 library(checkmate)
 
-x = c(0, 1, 2, 3)#
+x = c(0, 1, 2, 3)
 check_numeric(x) \%check&&\% check_names(names(x), "unnamed")  # is TRUE
 check_numeric(x) \%check&&\% check_true(all(x < 0))  # fails