diff --git a/misc/ytree/Makefile b/misc/ytree/Makefile
index ce6cc0e3689c..734660c2aaf9 100644
--- a/misc/ytree/Makefile
+++ b/misc/ytree/Makefile
@@ -19,7 +19,7 @@ OPTIONS_DEFINE=	DOCS
 do-install:
 	${INSTALL_PROGRAM} ${WRKSRC}/ytree ${STAGEDIR}${PREFIX}/bin
 	${INSTALL_DATA} ${WRKSRC}/ytree.conf ${STAGEDIR}${PREFIX}/etc/ytree.conf.sample
-	${INSTALL_MAN} ${WRKSRC}/ytree.1 ${STAGEDIR}${MANPREFIX}/share/man/man1
+	${INSTALL_MAN} ${WRKSRC}/ytree.1 ${STAGEDIR}${PREFIX}/share/man/man1
 
 do-install-DOCS-on:
 	@${MKDIR} ${STAGEDIR}${PREFIX}/share/doc/ytree