diff --git a/youtube_dl/extractor/prosiebensat1.py b/youtube_dl/extractor/prosiebensat1.py
index e47088292..5f91d6487 100644
--- a/youtube_dl/extractor/prosiebensat1.py
+++ b/youtube_dl/extractor/prosiebensat1.py
@@ -390,6 +390,7 @@ class ProSiebenSat1IE(ProSiebenSat1BaseIE):
         r'"clip_id"\s*:\s+"(\d+)"',
         r'clipid: "(\d+)"',
         r'clip[iI]d=(\d+)',
+        r'clip[iI][dD]["\']:(\d+)',
         r'clip[iI][dD]\s*=\s*["\'](\d+)',
         r"'itemImageUrl'\s*:\s*'/dynamic/thumbnails/full/\d+/(\d+)",
         r'proMamsId"\s*:\s*"(\d+)',