1 files changed, 7 insertions, 2 deletions
diff --git a/include/hotstuff/liveness.h b/include/hotstuff/liveness.h
index c87a242..c3d7d73 100644
--- a/include/hotstuff/liveness.h
+++ b/include/hotstuff/liveness.h
@@ -166,7 +166,7 @@ class PaceMakerDummyFixed: public PaceMakerDummy {
  * sees such new QC, if the QC is given by itself, it becomes the proposer,
  * otherwise yields to the creator of the QC as a follower.
  */
-class PMStickyProposer: public PMWaitQC {
+class PMStickyProposer: virtual public PaceMaker {
     enum {
         PROPOSER,
         FOLLOWER,
@@ -340,7 +340,7 @@ class PMStickyProposer: public PMWaitQC {
 
     public:
     void init(HotStuffCore *hsc) override {
-        PMWaitQC::init(hsc);
+        PaceMaker::init(hsc);
         to_candidate();
     }
 
@@ -370,6 +370,11 @@ class PMStickyProposer: public PMWaitQC {
     }
 };
 
+struct PaceMakerSticky: public PMAllParents, public PMStickyProposer {
+    PaceMakerSticky(int32_t parent_limit):
+        PMAllParents(parent_limit), PMStickyProposer() {}
+};
+
 }
 
 #endif