diff --git a/classify_videos.sh b/classify_videos.sh
index b7de41e..e1217c5 100755
--- a/classify_videos.sh
+++ b/classify_videos.sh
@@ -1,18 +1,20 @@
 #!/bin/bash
 while read -r video_id
 do
-    echo "Video ID: '${video_id}'"
-    channel=$(yt-dlp -J "${video_id}" | jq '.channel' | sed 's/"//g' | head -n1)
-    if [ -n "${channel}" ] && [ "${channel}" != "null" ]; then
-        channel='Unknwon channel'
-    fi
-    echo "Channel name: '${channel}'"
-    if [ -n "${video_id}" ] && [ "${video_id}" != "null" ]; then
-        mkdir -p "${channel}"
-        while read -r file
-        do
-            echo "Moving file '${file}'..."
-            mv -- "${file}" "${channel}/"
-        done <<< "$(find . -mindepth 1 -maxdepth 1 -type f -name \*"${video_id}"\*)"
+    if [ -n "${video_id}" ]; then
+        echo "Video ID: '${video_id}'"
+        channel=$(yt-dlp -J "${video_id}" | jq '.channel' | sed 's/"//g' | head -n1)
+        if [ -n "${channel}" ] && [ "${channel}" != "null" ]; then
+            channel='Unknwon channel'
+        fi
+        echo "Channel name: '${channel}'"
+        if [ -n "${video_id}" ] && [ "${video_id}" != "null" ]; then
+            mkdir -p "${channel}"
+            while read -r file
+            do
+                echo "Moving file '${file}'..."
+                mv -- "${file}" "${channel}/"
+            done <<< "$(find . -mindepth 1 -maxdepth 1 -type f -name \*"${video_id}"\*)"
+        fi
     fi
 done <<< "$(find . -mindepth 1 -maxdepth 1 -type f| grep -Eo '\[[0-9a-zA-Z\-_]{11}\]' | tr -d '[]' | sort | uniq)"