diff --git a/R/exit.R b/R/exit.R
index 7c1ffe58..b05fb187 100644
--- a/R/exit.R
+++ b/R/exit.R
@@ -141,7 +141,7 @@ drugExit <- function(conceptSet,
 
 #' Function to create an exit based on exit based on the end of a continuous drug exposure
 #' @param index specification of event date to offset. Can be either startDate or endDate
-#' @param offsetDays an integer specifying the number of days to offset from the event date
+#' @param offsetDays an number specifying the days to offset from the event date. Will coerce to an integer
 #' @return a fixed Duration exit S4 object used to define the cohort exit as the end of a specified time
 #' @export
 fixedExit <- function(index = c("startDate", "endDate"), offsetDays){
@@ -150,7 +150,7 @@ fixedExit <- function(index = c("startDate", "endDate"), offsetDays){
 
   ee <- methods::new("FixedDurationExit",
       index = index,
-      offsetDays = offsetDays)
+      offsetDays = as.integer(offsetDays))
   return(ee)
 }
 
diff --git a/man/fixedExit.Rd b/man/fixedExit.Rd
index 0f76328b..5124b3dd 100644
--- a/man/fixedExit.Rd
+++ b/man/fixedExit.Rd
@@ -9,7 +9,7 @@ fixedExit(index = c("startDate", "endDate"), offsetDays)
 \arguments{
 \item{index}{specification of event date to offset. Can be either startDate or endDate}
 
-\item{offsetDays}{an integer specifying the number of days to offset from the event date}
+\item{offsetDays}{an number specifying the days to offset from the event date. Will coerce to an integer}
 }
 \value{
 a fixed Duration exit S4 object used to define the cohort exit as the end of a specified time