diff --git a/doc/cc65.sgml b/doc/cc65.sgml
index 240c2bc09..dc754cb31 100644
--- a/doc/cc65.sgml
+++ b/doc/cc65.sgml
@@ -546,6 +546,12 @@ Here is a description of all the command line options:
         Treat all warnings as errors.
   <tag><tt/no-effect/</tag>
         Warn about statements that don't have an effect.
+  <tag><tt/pointer-sign/</tag>
+        Warn if a pointer assignment changes the signedness of the target
+        of a pointer value, and the new signedness wasn't cast explicitly.
+  <tag><tt/pointer-types/</tag>
+        Warn if a pointer assignment changes the type of the target
+        of a pointer value, and the new type wasn't cast explicitly.
   <tag><tt/remap-zero/</tag>
         Warn about a <tt/<ref id="pragma-charmap" name="#pragma charmap()">/
         that changes a character's code number from/to 0x00.