1 files changed, 1 insertions, 1 deletions
diff --git a/doc/SetOptions.3 b/doc/SetOptions.3
index bd1d8ab..1851f1f 100644
--- a/doc/SetOptions.3
+++ b/doc/SetOptions.3
@@ -259,7 +259,7 @@ typedef struct {
     int \fIobjOffset\fR;
     int \fIinternalOffset\fR;
     int \fIflags\fR;
-    ClientData \fIclientData\fR;
+    const void *\fIclientData\fR;
     int \fItypeMask\fR;
 } \fBTk_OptionSpec\fR;
 .CE