diff --git a/interface/src/VoxelSystem.cpp b/interface/src/VoxelSystem.cpp
index dbaf0760df..4dad137385 100644
--- a/interface/src/VoxelSystem.cpp
+++ b/interface/src/VoxelSystem.cpp
@@ -170,16 +170,16 @@ int VoxelSystem::parseData(unsigned char* sourceBuffer, int numBytes) {
 void VoxelSystem::setupNewVoxelsForDrawing() {
     PerformanceWarning warn(_renderWarningsOn, "setupNewVoxelsForDrawing()"); // would like to include _voxelsInArrays, _voxelsUpdated
     uint64_t start = usecTimestampNow();
-    int sinceLastTime = (start - _setupNewVoxelsForDrawingLastFinished) / 1000;
+    uint64_t sinceLastTime = (start - _setupNewVoxelsForDrawingLastFinished) / 1000;
 
     bool iAmDebugging = false;  // if you're debugging set this to true, so you won't get skipped for slow debugging
-    if (!iAmDebugging && sinceLastTime <= std::max(_setupNewVoxelsForDrawingLastElapsed, SIXTY_FPS_IN_MILLISECONDS)) {
+    if (!iAmDebugging && sinceLastTime <= std::max((float) _setupNewVoxelsForDrawingLastElapsed, SIXTY_FPS_IN_MILLISECONDS)) {
         return; // bail early, it hasn't been long enough since the last time we ran
     }
 
     int sinceLastViewCulling = (start - _lastViewCulling) / 1000;
     // If the view frustum is no longer changing, but has changed, since last time, then remove nodes that are out of view
-    if ((sinceLastViewCulling >= std::max(_lastViewCullingElapsed, VIEW_CULLING_RATE_IN_MILLISECONDS)) 
+    if ((sinceLastViewCulling >= std::max((float) _lastViewCullingElapsed, VIEW_CULLING_RATE_IN_MILLISECONDS))
             && !isViewChanging() && hasViewChanged()) {
         _lastViewCulling = start;
 
diff --git a/interface/src/VoxelSystem.h b/interface/src/VoxelSystem.h
index 470ec79aa2..411ae2f81f 100644
--- a/interface/src/VoxelSystem.h
+++ b/interface/src/VoxelSystem.h
@@ -160,10 +160,10 @@ private:
     bool _writeRenderFullVBO;
     bool _readRenderFullVBO;
     
-    double _setupNewVoxelsForDrawingLastElapsed;
-    double _setupNewVoxelsForDrawingLastFinished;
-    double _lastViewCulling;
-    double _lastViewCullingElapsed;
+    int _setupNewVoxelsForDrawingLastElapsed;
+    uint64_t _setupNewVoxelsForDrawingLastFinished;
+    uint64_t _lastViewCulling;
+    int _lastViewCullingElapsed;
     
     GLuint _vboVerticesID;
     GLuint _vboNormalsID;
diff --git a/libraries/voxels/src/VoxelConstants.h b/libraries/voxels/src/VoxelConstants.h
index d0ae6f538a..30a0427292 100644
--- a/libraries/voxels/src/VoxelConstants.h
+++ b/libraries/voxels/src/VoxelConstants.h
@@ -34,7 +34,7 @@ const int COLOR_VALUES_PER_VOXEL = NUMBER_OF_COLORS * VERTICES_PER_VOXEL;
 typedef unsigned long int glBufferIndex;
 const glBufferIndex GLBUFFER_INDEX_UNKNOWN = ULONG_MAX;
 
-const double SIXTY_FPS_IN_MILLISECONDS = 1000.0/60;
-const double VIEW_CULLING_RATE_IN_MILLISECONDS = 1000.0; // once a second is fine
+const float SIXTY_FPS_IN_MILLISECONDS = 1000.0f / 60.0f;
+const float VIEW_CULLING_RATE_IN_MILLISECONDS = 1000.0f; // once a second is fine
 
 #endif