diff --git a/doc/ffprobe.xsd b/doc/ffprobe.xsd
index 226169e9afaecfcc8a6c86147cdcaacefa1d850b..fd259909b5e55ca6152184c02579d3b2162ef8fb 100644
--- a/doc/ffprobe.xsd
+++ b/doc/ffprobe.xsd
@@ -254,8 +254,6 @@
     <xsd:complexType name="programVersionType">
       <xsd:attribute name="version"          type="xsd:string" use="required"/>
       <xsd:attribute name="copyright"        type="xsd:string" use="required"/>
-      <xsd:attribute name="build_date"       type="xsd:string" use="required"/>
-      <xsd:attribute name="build_time"       type="xsd:string" use="required"/>
       <xsd:attribute name="compiler_ident"   type="xsd:string" use="required"/>
       <xsd:attribute name="configuration"    type="xsd:string" use="required"/>
     </xsd:complexType>