diff --git a/bench/Jamfile.v2 b/bench/Jamfile.v2
index 8c416ed..32ffbe3 100644
--- a/bench/Jamfile.v2
+++ b/bench/Jamfile.v2
@@ -15,6 +15,8 @@
 # the run rule for each source, the result is a list of all
 # the run rules, which we can pass on to the test_suite rule:
 
+import testing ;
+
 rule test_all
 {
    local all_rules = ;