diff --git a/share/man/man4/ddb.4 b/share/man/man4/ddb.4
index 0c12b28737b5..c63fae06fe43 100644
--- a/share/man/man4/ddb.4
+++ b/share/man/man4/ddb.4
@@ -108,7 +108,7 @@ If linked into the running kernel,
 it can be invoked locally with the
 .Ql debug
 .Xr keymap 5
-action, usually mapped to Ctrl+Alt+Esc, or by setting setting the
+action, usually mapped to Ctrl+Alt+Esc, or by setting the
 .Dv debug.kdb.enter
 sysctl to 1.
 The debugger is also invoked on kernel