diff --git a/src/main.cpp b/src/main.cpp
index 58269670cc5..72cf088a3d7 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -2242,7 +2242,7 @@ bool CBlock::AddToBlockIndex(unsigned int nFile, unsigned int nBlockPos)
     // ppcoin: compute stake modifier
     uint64 nStakeModifier = 0;
     bool fGeneratedStakeModifier = false;
-    if (!ComputeNextStakeModifier(pindexNew->pprev, nStakeModifier, fGeneratedStakeModifier))
+    if (!ComputeNextStakeModifier(pindexNew, nStakeModifier, fGeneratedStakeModifier))
         return error("AddToBlockIndex() : ComputeNextStakeModifier() failed");
     pindexNew->SetStakeModifier(nStakeModifier, fGeneratedStakeModifier);
     pindexNew->nStakeModifierChecksum = GetStakeModifierChecksum(pindexNew);