diff --git a/src/snapshotview.cpp b/src/snapshotview.cpp
--- a/src/snapshotview.cpp
+++ b/src/snapshotview.cpp
@@ -43,6 +43,7 @@ SnapshotView::SnapshotView(MainWindow* p
         plotMan->addCurve(snapshot->channelName(ci), snapshot->data[ci]);
     }
     plotMan->setNumOfSamples(numOfSamples);
+    plotMan->setPlotWidth(numOfSamples);
 
     renameDialog.setWindowTitle("Rename Snapshot");
     renameDialog.setLabelText("Enter new name:");