diff --git a/retry b/retry
index c396c5c..adbe4f3 100755
--- a/retry
+++ b/retry
@@ -4,7 +4,7 @@ GETOPT_BIN=$IN_GETOPT_BIN
 GETOPT_BIN=${GETOPT_BIN:-getopt}
 
 __sleep_amount() {
-  if [ -n "$constant_sleep" ]; then 
+  if [ -n "$constant_sleep" ]; then
     sleep_time=$constant_sleep
   else
     #TODO: check if user would rather use one of the other possible dependencies: python, ruby, bc, dc