diff --git a/build.conf b/build.conf
index df3a9cf..150b63f 100644
--- a/build.conf
+++ b/build.conf
@@ -340,6 +340,7 @@
 path = subversion/libsvn_ra_serf
 install = serf-lib
 libs = libsvn_delta libsvn_subr aprutil apriconv apr serf zlib
+add-install-deps = $(SVN_FS_LIB_INSTALL_DEPS)
 msvc-static = yes
 
 # Accessing repositories via SVN