diff --git a/sigil/bldcommon/sigil-repos.properties b/sigil/bldcommon/sigil-repos.properties
index cb8a550..83a89c2 100644
--- a/sigil/bldcommon/sigil-repos.properties
+++ b/sigil/bldcommon/sigil-repos.properties
@@ -2,13 +2,13 @@
 
 # repository config
 
--repositories:  system, project, bld-common, bld-hack
+-repositories:  system, project, bld-common, bld-hack, spring
 
 system;provider:        system
 system;level:           -1
 
 project;provider:       project
-project;level:  0
+project;level:  	0
 project;pattern:        \
 	${..}/common/**/[sigilproject] \
 	${..}/eclipse/**/[sigilproject] \
@@ -19,8 +19,14 @@
 bld-common;dir:		${.}/lib
 
 bld-hack;provider:	filesystem
-bld-hack;level:	2
+bld-hack;level:		2
 bld-hack;recurse:	true
 bld-hack;dir:		${.}/hack
 
+spring;provider:	obr
+spring;level:		3
+spring;url:             http://sigil.codecauldron.org/spring-external.obr
+spring;index:           ${..}/build/spring-external.obr
+spring;cache:		${..}/build/obr-cache
+
 # end