diff --git a/.circleci/build-verilator.sh b/.circleci/build-verilator.sh
index 673ae527..2c0b6a13 100755
--- a/.circleci/build-verilator.sh
+++ b/.circleci/build-verilator.sh
@@ -12,7 +12,7 @@ source $SCRIPT_DIR/defaults.sh
 # call clean on exit
 trap clean EXIT
 
-run_script $LOCAL_CHIPYARD_DIR/.circleci/clean-old-files.sh
+run_script $LOCAL_CHIPYARD_DIR/.circleci/clean-old-files.sh $CI_DIR
 
 if [ ! -d "$LOCAL_VERILATOR_DIR" ]; then
     # set stricthostkeychecking to no (must happen before rsync)
diff --git a/.circleci/clean-old-files.sh b/.circleci/clean-old-files.sh
index 0fe4f429..96fcf8d7 100755
--- a/.circleci/clean-old-files.sh
+++ b/.circleci/clean-old-files.sh
@@ -1,10 +1,7 @@
 #!/bin/bash
 
 # clean directories that are older than 30 days
-
-# get shared variables
-SCRIPT_DIR="$( cd "$( dirname "$0" )" && pwd )"
-source $SCRIPT_DIR/defaults.sh
+# argument is used as the directory to look in
 
 age () {
 	local AGE_SEC
@@ -21,10 +18,12 @@ age () {
 	echo $(expr $DIFF_SEC / $SEC_PER_DAY)
 }
 
-for d in $CI_DIR/*/ ; do
+for d in $1/*/ ; do
 	DIR_AGE="$(age $d)"
 	if [ $DIR_AGE -ge 30 ]; then
 		echo "Deleting $d since is it $DIR_AGE old"
 		rm -rf $d
+	else
+	    echo "Keep $d since it is $DIR_AGE old"
 	fi
 done
diff --git a/.circleci/defaults.sh b/.circleci/defaults.sh
index c4d7eb6f..accf4ff9 100755
--- a/.circleci/defaults.sh
+++ b/.circleci/defaults.sh
@@ -9,7 +9,7 @@ run () {
 }
 
 run_script () {
-    ssh -o "StrictHostKeyChecking no" -t $SERVER 'bash -s' < $1
+    ssh -o "StrictHostKeyChecking no" -t $SERVER 'bash -s' < $1 "$2"
 }
 
 clean () {