diff --git a/proxy/proxy.go b/proxy/proxy.go
index 41926ef..96ca926 100644
--- a/proxy/proxy.go
+++ b/proxy/proxy.go
@@ -185,7 +185,7 @@ func (p *Proxy) ServeHTTP(w http.ResponseWriter, r *http.Request) {
 		// is not authenticated at all.
 		acceptAuth := p.authenticator.Accept(&r.Header, resourceName)
 		if !acceptAuth {
-			ok, err := target.freebieDb.CanPass(r, remoteIP)
+			ok, err := target.freebieDB.CanPass(r, remoteIP)
 			if err != nil {
 				prefixLog.Errorf("Error querying freebie db: "+
 					"%v", err)
@@ -222,7 +222,7 @@ func (p *Proxy) ServeHTTP(w http.ResponseWriter, r *http.Request) {
 				)
 				return
 			}
-			_, err = target.freebieDb.TallyFreebie(r, remoteIP)
+			_, err = target.freebieDB.TallyFreebie(r, remoteIP)
 			if err != nil {
 				prefixLog.Errorf("Error updating freebie db: "+
 					"%v", err)
diff --git a/proxy/service.go b/proxy/service.go
index b653562..559caa7 100644
--- a/proxy/service.go
+++ b/proxy/service.go
@@ -97,7 +97,7 @@ type Service struct {
 	// /package_name.ServiceName/MethodName
 	AuthWhitelistPaths []string `long:"authwhitelistpaths" description:"List of regular expressions for paths that don't require authentication'"`
 
-	freebieDb freebie.DB
+	freebieDB freebie.DB
 	pricer    pricer.Pricer
 }
 
@@ -136,7 +136,7 @@ func prepareServices(services []*Service) error {
 	for _, service := range services {
 		// Each freebie enabled service gets its own store.
 		if service.Auth.IsFreebie() {
-			service.freebieDb = freebie.NewMemIPMaskStore(
+			service.freebieDB = freebie.NewMemIPMaskStore(
 				service.Auth.FreebieCount(),
 			)
 		}