diff --git a/lib/btree2/Makefile b/lib/btree2/Makefile
index 84dda646327..627fc259bce 100644
--- a/lib/btree2/Makefile
+++ b/lib/btree2/Makefile
@@ -7,6 +7,7 @@ MOD_OBJS := $(filter-out try.o,$(AUTO_OBJS))
 LIB = BTREE2
 
 include $(MODULE_TOPDIR)/include/Make/Lib.make
+include $(MODULE_TOPDIR)/include/Make/Doxygen.make
 
 HEADERS := $(ARCH_INCDIR)/kdtree.h
 
@@ -17,3 +18,5 @@ headers: $(HEADERS)
 
 $(ARCH_INCDIR)/kdtree.h: kdtree.h
 	$(INSTALL_DATA) $< $@
+
+DOXNAME = btree2
diff --git a/lib/btree2/btree2.dox b/lib/btree2/btree2lib.dox
similarity index 100%
rename from lib/btree2/btree2.dox
rename to lib/btree2/btree2lib.dox