diff --git a/hash-files b/hash-files
index 914f0e4..0adc8a0 100755
--- a/hash-files
+++ b/hash-files
@@ -1,6 +1,6 @@
 #!/usr/bin/env bash
 log_file=/var/log/hash-files.log
-keys_of_interest={"kMDItemFSCreationDate" "kMDItemFSName"}
+keys_of_interest=("kMDItemFSCreationDate" "kMDItemFSName")
 md5_bin=$(which md5sum)
 mktemp_bin=$(which mktemp)
 DateTimeStamp=$(date +\%D_\%T)