diff --git a/mock_supplicant_bss_proxy.h b/mock_supplicant_bss_proxy.h
index 67b31f5..36de1e4 100644
--- a/mock_supplicant_bss_proxy.h
+++ b/mock_supplicant_bss_proxy.h
@@ -14,7 +14,7 @@
 
 class MockSupplicantBSSProxy : public SupplicantBSSProxyInterface {
  public:
-  explicit MockSupplicantBSSProxy();
+  MockSupplicantBSSProxy();
   virtual ~MockSupplicantBSSProxy();
 
   MOCK_METHOD0(Die, void());  // So we can EXPECT the dtor.