diff --git a/tools/perf/util/sort.c b/tools/perf/util/sort.c
index 9e1f6f75a50fbb6d6b72642559ef8b28cf779c57..9f7c1ea9e3adcf4e47151cc9e3d7d224183fef29 100644
--- a/tools/perf/util/sort.c
+++ b/tools/perf/util/sort.c
@@ -2308,9 +2308,9 @@ int hpp_dimension__add_output(unsigned col)
 	return __hpp_dimension__add_output(&perf_hpp_list, &hpp_sort_dimensions[col]);
 }
 
-static int sort_dimension__add(struct perf_hpp_list *list, const char *tok,
-			       struct perf_evlist *evlist,
-			       int level)
+int sort_dimension__add(struct perf_hpp_list *list, const char *tok,
+			struct perf_evlist *evlist,
+			int level)
 {
 	unsigned int i;
 
@@ -2685,7 +2685,7 @@ void sort__setup_elide(FILE *output)
 	}
 }
 
-static int output_field_add(struct perf_hpp_list *list, char *tok)
+int output_field_add(struct perf_hpp_list *list, char *tok)
 {
 	unsigned int i;
 
diff --git a/tools/perf/util/sort.h b/tools/perf/util/sort.h
index 4efadc1e98c50eaa5db2b9ed9579960003fd941b..e93b0fa43704a3e47176dac5b896626826e5e560 100644
--- a/tools/perf/util/sort.h
+++ b/tools/perf/util/sort.h
@@ -270,4 +270,8 @@ bool is_strict_order(const char *order);
 
 int hpp_dimension__add_output(unsigned col);
 void reset_dimensions(void);
+int sort_dimension__add(struct perf_hpp_list *list, const char *tok,
+			struct perf_evlist *evlist,
+			int level);
+int output_field_add(struct perf_hpp_list *list, char *tok);
 #endif	/* __PERF_SORT_H */