diff --git a/src/context.c b/src/context.c
index 01688105..994a9ac4 100644
--- a/src/context.c
+++ b/src/context.c
@@ -733,7 +733,7 @@ void _getdns_upstream_log(getdns_upstream *upstream, uint64_t system,
 	va_end(args);
 }
 
-void
+static void
 upstream_backoff(getdns_upstream *upstream) {
 	upstream->conn_state = GETDNS_CONN_BACKOFF;
 	/* Increase the backoff interval incrementally up to the tls_backoff_time*/
@@ -760,7 +760,7 @@ upstream_backoff(getdns_upstream *upstream) {
 	            asctime(gmtime(&upstream->conn_retry_time)));
 }
 
-void
+static void
 _getdns_upstream_reset(getdns_upstream *upstream)
 {
 	/* Back off connections that never got up service at all (probably no
diff --git a/src/context.h b/src/context.h
index 46f000c0..1a6d93a4 100644
--- a/src/context.h
+++ b/src/context.h
@@ -557,6 +557,4 @@ int _getdns_context_write_priv_file(getdns_context *context,
 
 int _getdns_context_can_write_appdata(getdns_context *context);
 
-void _getdns_upstream_reset(getdns_upstream *upstream);
-
 #endif /* _GETDNS_CONTEXT_H_ */