diff --git a/hdcp-version-registry-respec.html b/hdcp-version-registry-respec.html
index 76d388b4..6913ff6e 100644
--- a/hdcp-version-registry-respec.html
+++ b/hdcp-version-registry-respec.html
@@ -67,25 +67,25 @@
           href: "https://www.digital-cp.com/sites/default/files/specifications/HDCP%20Interface%20Independent%20Adaptation%20Specification%20Rev2_1.pdf"
         },
         "HDCP-2.2-DisplayPort": {
-          title: "High-bandwidth Digital Content Protection System: Mapping HDCP to DisplayPort, Revision 2.3",
+          title: "High-bandwidth Digital Content Protection System: Mapping HDCP to DisplayPort, Revision 2.2",
           publisher: "Digital Content Protection LLC",
           date: "21 December 2012",
           href: "https://www.digital-cp.com/sites/default/files/specifications/HDCP on DisplayPort Specification Rev2_2.pdf"
         },
         "HDCP-2.2-HDBaseT": {
-          title: "High-bandwidth Digital Content Protection System: Mapping HDCP to HDBaseT, Revision 2.3",
+          title: "High-bandwidth Digital Content Protection System: Mapping HDCP to HDBaseT, Revision 2.2",
           publisher: "Digital Content Protection LLC",
           date: "1 September 2015",
           href: "https://www.digital-cp.com/sites/default/files/specifications/HDCP on HDBaseT Specification Rev2_2.pdf"
         },
         "HDCP-2.2-MHL": {
-          title: "High-bandwidth Digital Content Protection System: Mapping HDCP to MHL, Revision 2.3",
+          title: "High-bandwidth Digital Content Protection System: Mapping HDCP to MHL, Revision 2.2",
           publisher: "Digital Content Protection LLC",
           date: "11 September 2013",
           href: "https://www.digital-cp.com/sites/default/files/specifications/HDCP on MHL Specification Rev2_2.pdf"
         },
         "HDCP-2.2-USB": {
-          title: "High-bandwidth Digital Content Protection System: Mapping HDCP to USB, Revision 2.3",
+          title: "High-bandwidth Digital Content Protection System: Mapping HDCP to USB, Revision 2.2",
           publisher: "Digital Content Protection LLC",
           date: "11 August 2014",
           href: "https://www.digital-cp.com/sites/default/files/specifications/HDCP on USB Specification Rev2_2.pdf"