diff --git a/include/VST_sync_shm.h b/include/VST_sync_shm.h
index 595b21cd9..7b6a813d5 100644
--- a/include/VST_sync_shm.h
+++ b/include/VST_sync_shm.h
@@ -39,19 +39,19 @@
 struct sncVST
 {
 	bool isPlayin;
-	double ppqPos;
+	float ppqPos;
 	int timeSigNumer;
 	int timeSigDenom;
 	bool isCycle;
 	bool hasSHM;
-	double cycleStart;
-	double cycleEnd;
+	float cycleStart;
+	float cycleEnd;
 	int m_bufferSize;
 	int m_sampleRate;
 	int m_bpm;
 
 #ifdef VST_SNC_LATENCY
-	double m_latency;
+	float m_latency;
 #endif
 } ;
 
diff --git a/plugins/vst_base/RemoteVstPlugin.cpp b/plugins/vst_base/RemoteVstPlugin.cpp
index 254d70071..122dda3bc 100644
--- a/plugins/vst_base/RemoteVstPlugin.cpp
+++ b/plugins/vst_base/RemoteVstPlugin.cpp
@@ -319,8 +319,8 @@ private:
 	// host to plugin synchronisation data structure
 	struct in
 	{
-		double lastppqPos;
-		double m_Timestamp;
+		float lastppqPos;
+		float m_Timestamp;
 	} ;
 
 	in * m_in;
@@ -1482,7 +1482,7 @@ intptr_t RemoteVstPlugin::hostCallback( AEffect * _effect, int32_t _opcode,
 				__plugin->m_in->lastppqPos += (
 							__plugin->m_SncVSTplug->hasSHM ?
 							__plugin->m_SncVSTplug->m_bpm :
-							__plugin->m_bpm ) / (double)10340;
+							__plugin->m_bpm ) / (float)10340;
 				_timeInfo.ppqPos = __plugin->m_in->lastppqPos;
 			}
 //			_timeInfo.ppqPos = __plugin->m_SncVSTplug->ppqPos;
diff --git a/src/core/song.cpp b/src/core/song.cpp
index e1ce8ae86..6fdba2b21 100644
--- a/src/core/song.cpp
+++ b/src/core/song.cpp
@@ -243,7 +243,7 @@ void song::setTempo()
 
 #ifdef VST_SNC_LATENCY
 	m_SncVSTplug->m_latency = m_SncVSTplug->m_bufferSize * tempo / 
-				( (double) m_SncVSTplug->m_sampleRate * 60 );
+				( (float) m_SncVSTplug->m_sampleRate * 60 );
 #endif
 
 	emit tempoChanged( tempo );
@@ -471,7 +471,7 @@ void song::processNextBuffer()
 #ifdef VST_SNC_LATENCY
 		m_SncVSTplug->m_latency = m_SncVSTplug->m_bufferSize * 
 				m_SncVSTplug->m_bpm / 
-				( (double) m_SncVSTplug->m_sampleRate * 60 );
+				( (float) m_SncVSTplug->m_sampleRate * 60 );
 #endif
 
 		float current_frame = m_playPos[m_playMode].currentFrame();
@@ -482,10 +482,10 @@ void song::processNextBuffer()
 				+ (int)( current_frame / frames_per_tick );
 
 #ifdef VST_SNC_LATENCY
-			m_SncVSTplug->ppqPos = ( ( ticks + 0 ) / (double)48 ) -
+			m_SncVSTplug->ppqPos = ( ( ticks + 0 ) / (float)48 ) -
 							m_SncVSTplug->m_latency;
 #else
-			m_SncVSTplug->ppqPos = ( ( ticks + 0 ) / (double)48 );
+			m_SncVSTplug->ppqPos = ( ( ticks + 0 ) / (float)48 );
 #endif
 
 			// did we play a whole tact?
@@ -523,11 +523,11 @@ void song::processNextBuffer()
 						midiTime::ticksPerTact() );
 #ifdef VST_SNC_LATENCY
 					m_SncVSTplug->ppqPos = ( ( ticks + 0 )
-						/ (double)48 )
+						/ (float)48 )
 						- m_SncVSTplug->m_latency;
 #else
 					m_SncVSTplug->ppqPos = ( ( ticks + 0 )
-								/ (double)48 );
+								/ (float)48 );
 #endif
 				}
 			}
@@ -538,10 +538,10 @@ void song::processNextBuffer()
 				m_SncVSTplug->isCycle = true;
 				m_SncVSTplug->cycleStart = 
 					( tl->loopBegin().getTicks() )
-								/ (double)48;
+								/ (float)48;
 				m_SncVSTplug->cycleEnd =
 					( tl->loopEnd().getTicks() )
-								/ (double)48;
+								/ (float)48;
 				if( m_playPos[m_playMode] >= tl->loopEnd() )
 				{
 					m_playPos[m_playMode].setTicks(
@@ -1362,7 +1362,7 @@ void song::updateSampleRateSHM()
 
 #ifdef VST_SNC_LATENCY
 	m_SncVSTplug->m_latency = m_SncVSTplug->m_bufferSize * m_SncVSTplug->m_bpm /
-				( (double) m_SncVSTplug->m_sampleRate * 60 );
+				( (float) m_SncVSTplug->m_sampleRate * 60 );
 #endif
 }