diff --git a/scripts/reencode_audio.sh b/scripts/reencode_audio.sh
index 814eb43..511ea6d 100755
--- a/scripts/reencode_audio.sh
+++ b/scripts/reencode_audio.sh
@@ -5,7 +5,7 @@ set -euo pipefail
 dir="$(pwd)"
 dest=${dir%/*}/${dir##*/}_reencode
 if [[ !(-d $dest) ]]; then
-   mkdir $dest
+   mkdir "$dest"
 fi
 
 for file in ./*.$1; do
diff --git a/scripts/reencode_m4a.sh b/scripts/reencode_m4a.sh
index 38e1bcc..8ddc742 100755
--- a/scripts/reencode_m4a.sh
+++ b/scripts/reencode_m4a.sh
@@ -21,7 +21,7 @@ fi
 dir="$(pwd)"
 dest=${dir%/*}/${dir##*/}_reencode
 if [[ !(-d $dest) ]]; then
-   mkdir $dest
+   mkdir "$dest"
 fi
 
 for file in ./*.m4a; do
diff --git a/scripts/transcode_opus.sh b/scripts/transcode_opus.sh
index 8ca6e3a..f3da181 100755
--- a/scripts/transcode_opus.sh
+++ b/scripts/transcode_opus.sh
@@ -16,7 +16,7 @@ done
 dir="$(pwd)"
 dest=${dir%/*}/${dir##*/}_ogg
 if [[ !(-d $dest) ]]; then
-   mkdir $dest
+   mkdir "$dest"
 fi
 
 for file in ./*.$file_suffix; do