diff --git a/JitterBuffer.cpp b/JitterBuffer.cpp
index 087285d..8f74b50 100644
--- a/JitterBuffer.cpp
+++ b/JitterBuffer.cpp
@@ -41,7 +41,7 @@ m_lastDataLength(0U)
 	assert(jitterTime > 0U);
 	assert(topSequenceNumber > 0U);
 
-	m_blockCount = (jitterTime / blockTime) * 2U + 1U;
+	m_blockCount = jitterTime / blockTime + 1U;
 	
 	m_buffer = new JitterEntry[m_blockCount];