diff --git a/scripts/publish.sh b/scripts/publish.sh
index 1921471..06203e4 100755
--- a/scripts/publish.sh
+++ b/scripts/publish.sh
@@ -70,7 +70,14 @@ find -L "$SOURCE_DIR" -type f -name "*.md" -exec grep -q "publish: true" {} \; -
 done
 
 # Delete files in DEST_DIR that don't exist in SOURCE_DIR anymore
-find "$DEST_DIR" -type f -exec sh -c '[ ! -e "$SOURCE_DIR/${1#$DEST_DIR/}" ] && rm "$1"' _ {} \;
+find "$DEST_DIR" -type f -exec sh -c '
+  relative_path=${1#$DEST_DIR/}
+  source_file="$SOURCE_DIR/$relative_path"
+  
+  if [ ! -e "$source_file" ]; then
+    rm "$1"
+  fi
+' _ {} \;
 
 # Print the log file
 cat "$LOG_FILE"