diff --git a/CSV/item-properties.csv b/CSV/item-properties.csv
index 779e7f3..cbd5679 100644
--- a/CSV/item-properties.csv
+++ b/CSV/item-properties.csv
@@ -54,7 +54,7 @@ uncC,Uncompressed Frame Config,UNCV
 cpal,Component Palette,UNCV
 cpat,Component Pattern Definition,UNCV
 clev,Component Reference Level,UNCV
-spl,Polarization Pattern Definition,UNCV
+splz,Polarization Pattern Definition,UNCV
 snuc,Sensor Non Uniformity Correction,UNCV
 sbpm,Sensor Bad Pixels Map,UNCV
 cloc,Chroma Location,UNCV
diff --git a/CSV/sample-entries-boxes.csv b/CSV/sample-entries-boxes.csv
index ff52a91..f13db26 100644
--- a/CSV/sample-entries-boxes.csv
+++ b/CSV/sample-entries-boxes.csv
@@ -80,7 +80,7 @@ uncC,Uncompressed Frame Config,UNCV
 cpal,Component Palette,UNCV
 cpat,Component Pattern Definition,UNCV
 clev,Component Reference Level,UNCV
-spl,Polarization Pattern Definition,UNCV
+splz,Polarization Pattern Definition,UNCV
 snuc,Sensor Non Uniformity Correction,UNCV
 sbpm,Sensor Bad Pixels Map,UNCV
 cloc,Chroma Location,UNCV