diff --git a/contrib/ltree/Makefile b/contrib/ltree/Makefile
index d1120a8458..0e10be39d7 100644
--- a/contrib/ltree/Makefile
+++ b/contrib/ltree/Makefile
@@ -1,4 +1,4 @@
-subdir = contrib/tree
+subdir = contrib/ltree
 top_builddir = ../..
 include $(top_builddir)/src/Makefile.global