diff --git a/SLUB_mediaconch_policy_retrodigitized_film16mm.xml b/SLUB_mediaconch_policy_retrodigitized_film16mm.xml
index 6dc9c22bb5c1e268f889fd487c6fcfde301ab4a9..ef8e3715ce0bbfa7a44f74ceed48471216e4e14a 100644
--- a/SLUB_mediaconch_policy_retrodigitized_film16mm.xml
+++ b/SLUB_mediaconch_policy_retrodigitized_film16mm.xml
@@ -65,7 +65,7 @@
           </policy>
           <policy type="and" name="RGB">
             <rule name="ColorSpace is RGB" value="ColorSpace" tracktype="Video" occurrence="*" operator="=">RGB</rule>
-            <rule name="Chroma Subsampling is 4:4:4" value="ChromaSubsampling" tracktype="Video" occurrence="*" operator="=">4:4:4</rule>
+            <!-- <rule name="Chroma Subsampling is 4:4:4" value="ChromaSubsampling" tracktype="Video" occurrence="*" operator="=">4:4:4</rule> -->
           </policy>
         </policy>
         <rule name="Bit Depth is 16" value="BitDepth" tracktype="Video" occurrence="*" operator="=">16</rule>
diff --git a/SLUB_mediaconch_policy_retrodigitized_film35mm.xml b/SLUB_mediaconch_policy_retrodigitized_film35mm.xml
index c84f93c6c84cfd860f5e30c88b6ce84bed2e4bdc..454371e0e426a2607a5457e5d352ac424ac58369 100644
--- a/SLUB_mediaconch_policy_retrodigitized_film35mm.xml
+++ b/SLUB_mediaconch_policy_retrodigitized_film35mm.xml
@@ -68,7 +68,7 @@
         </policy>
         <rule name="Video/PixelAspectRatio is 1.000" value="PixelAspectRatio" tracktype="Video" occurrence="*" operator="=">1.000</rule>
         <rule name="ColorSpace is RGB" value="ColorSpace" tracktype="Video" occurrence="*" operator="=">RGB</rule>
-        <rule name="Chroma Subsampling is 4:4:4" value="ChromaSubsampling" tracktype="Video" occurrence="*" operator="=">4:4:4</rule>
+        <!-- <rule name="Chroma Subsampling is 4:4:4" value="ChromaSubsampling" tracktype="Video" occurrence="*" operator="=">4:4:4</rule> -->
         <rule name="Bit Depth is 16" value="BitDepth" tracktype="Video" occurrence="*" operator="=">16</rule>
         
       </policy>
diff --git a/SLUB_mediaconch_policy_retrodigitized_film8mm.xml b/SLUB_mediaconch_policy_retrodigitized_film8mm.xml
index 2651f12edb0a8417198a950647b3f2e5b6a3828d..771c998e030b09f2b56f697d5079210681a7170c 100644
--- a/SLUB_mediaconch_policy_retrodigitized_film8mm.xml
+++ b/SLUB_mediaconch_policy_retrodigitized_film8mm.xml
@@ -53,7 +53,7 @@
           </policy>
           <policy type="and" name="RGB">
             <rule name="ColorSpace is RGB" value="ColorSpace" tracktype="Video" occurrence="*" operator="=">RGB</rule>
-            <rule name="Chroma Subsampling is 4:4:4" value="ChromaSubsampling" tracktype="Video" occurrence="*" operator="=">4:4:4</rule>
+            <!-- <rule name="Chroma Subsampling is 4:4:4" value="ChromaSubsampling" tracktype="Video" occurrence="*" operator="=">4:4:4</rule> -->
           </policy>
         </policy>
         <rule name="Bit Depth is 16" value="BitDepth" tracktype="Video" occurrence="*" operator="=">16</rule>