diff --git a/Makefile b/Makefile
index a72ca3c..68ee5ed 100644
--- a/Makefile
+++ b/Makefile
@@ -14,7 +14,7 @@ output:
 
 ldoc:
 	rm -f src/build
-	HOME=$(OLD_HOME) make -C src build cmake ldoc
+	HOME=$(OLD_HOME) make -C src cmake-build ldoc
 
 clean:
 	rm -rf .ikiwiki html