diff --git a/api/bnd.bnd b/api/bnd.bnd
index c9f54a7a..7609895d 100644
--- a/api/bnd.bnd
+++ b/api/bnd.bnd
@@ -9,3 +9,5 @@ Import-Package: javax.enterprise.context;version="[1.1,3)";resolution:=optional,
     javax.inject;resolution:=optional,\
     org.eclipse.microprofile.config;version="[2.0,3)";resolution:=optional,\
     *
+Require-Capability: osgi.extender; filter:="(osgi.extender=osgi.serviceloader.processor)"; resolution:=optional,\
+    osgi.serviceloader; filter:="(osgi.serviceloader=org.eclipse.microprofile.rest.client.spi.RestClientBuilderResolver)"; resolution:=optional