diff --git a/Graph/TimeSeries/graphTimeSeriesTimeDepth.m b/Graph/TimeSeries/graphTimeSeriesTimeDepth.m
index ce2b20c13..085f02203 100644
--- a/Graph/TimeSeries/graphTimeSeriesTimeDepth.m
+++ b/Graph/TimeSeries/graphTimeSeriesTimeDepth.m
@@ -70,7 +70,7 @@
 % xPcolor = [time.data(1:end-1) - diff(time.data)/2; time.data(end) - (time.data(end)-time.data(end-1))/2];
 % yPcolor = [depth.data(1:end-1) - diff(depth.data)/2; depth.data(end) - (depth.data(end)-depth.data(end-1))/2];
 
-h = pcolor(ax, xPcolor, yPcolor, double(var.data'));
+h = pcolor(ax, double(xPcolor), double(yPcolor), double(var.data'));
 set(h, 'FaceColor', 'flat', 'EdgeColor', 'none');
 cb = colorbar();
 
diff --git a/Graph/TimeSeries/graphTimeSeriesTimeFrequency.m b/Graph/TimeSeries/graphTimeSeriesTimeFrequency.m
index 5f4cfae0f..b9e61c249 100644
--- a/Graph/TimeSeries/graphTimeSeriesTimeFrequency.m
+++ b/Graph/TimeSeries/graphTimeSeriesTimeFrequency.m
@@ -70,7 +70,7 @@
 % xPcolor = [time.data(1:end-1) - diff(time.data)/2; time.data(end) - (time.data(end)-time.data(end-1))/2];
 % yPcolor = [freq.data(1:end-1) - diff(freq.data)/2; freq.data(end) - (freq.data(end)-freq.data(end-1))/2];
 
-h = pcolor(ax, xPcolor, yPcolor, double(var.data'));
+h = pcolor(ax, double(xPcolor), double(yPcolor), double(var.data'));
 set(h, 'FaceColor', 'flat', 'EdgeColor', 'none');
 cb = colorbar();
 
diff --git a/Graph/TimeSeries/graphTimeSeriesTimeFrequencyDirection.m b/Graph/TimeSeries/graphTimeSeriesTimeFrequencyDirection.m
index 7acdb14cc..7c3144d64 100644
--- a/Graph/TimeSeries/graphTimeSeriesTimeFrequencyDirection.m
+++ b/Graph/TimeSeries/graphTimeSeriesTimeFrequencyDirection.m
@@ -92,7 +92,7 @@
     X(i, :) = r*sin(theta(i));
 end
 
-h = pcolor(ax, X, Y, double([squeeze(sswvData(iTime, :, :)), sswvData(iTime, :, 1)']')); % we need to repeat the first values at the end
+h = pcolor(ax, double(X), double(Y), double([squeeze(sswvData(iTime, :, :)), sswvData(iTime, :, 1)']')); % we need to repeat the first values at the end
 axis equal tight
 shading flat
 set(ax, ...
diff --git a/Graph/pcolorMooring2DVar.m b/Graph/pcolorMooring2DVar.m
index b717b2550..35e1fbe04 100644
--- a/Graph/pcolorMooring2DVar.m
+++ b/Graph/pcolorMooring2DVar.m
@@ -199,7 +199,7 @@ function pcolorMooring2DVar(sample_data, varName, isQC, saveToFile, exportDir)
             dataVar(~iGoodHeight) = [];
             dataVar = reshape(dataVar, nGoodTime, nGoodHeight);
             
-            hPcolorVar(i) = pcolor(hAxMooringVar, xPcolor, yPcolor, double(dataVar'));
+            hPcolorVar(i) = pcolor(hAxMooringVar, double(xPcolor), double(yPcolor), double(dataVar'));
             set(hPcolorVar(i), 'FaceColor', 'flat', 'EdgeColor', 'none');
 
             % Let's redefine properties after pcolor to make sure grid lines appear