diff --git a/openbsc/include/openbsc/statistics.h b/openbsc/include/openbsc/statistics.h
index 9291a8c..9d761c6 100644
--- a/openbsc/include/openbsc/statistics.h
+++ b/openbsc/include/openbsc/statistics.h
@@ -25,6 +25,5 @@
 
 struct counter *counter_alloc(const char *name);
 void counter_free(struct counter *ctr);
-int counters_store_db(void);
 
 #endif /* _STATISTICS_H */
diff --git a/openbsc/src/statistics.c b/openbsc/src/statistics.c
index 3429d6e..4cc281d 100644
--- a/openbsc/src/statistics.c
+++ b/openbsc/src/statistics.c
@@ -56,7 +56,7 @@
 	talloc_free(ctr);
 }
 
-int counters_store_db(void)
+static int counters_store_db(void)
 {
 	struct counter *ctr;
 	int rc = 0;