diff --git a/CHANGELOG.md b/CHANGELOG.md
index 8351330..8e2b936 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -6,6 +6,7 @@ Version 0.1.34
 - #349 Linux instructions
 - #347 Explicitly reference python2 in scripts
 - #342 Conda environment files
+- #331 Box resize doing crazy things - emergency fix: restrict max zoom level
 - #333 Ugly error message when opening or saving a file
 - #330 libdmtx URL incorrect
 - #328 Menu commands to show cookie cutter and metadata template files
diff --git a/inselect/gui/views/boxes/boxes_view.py b/inselect/gui/views/boxes/boxes_view.py
index 52ceea1..3e0b69f 100644
--- a/inselect/gui/views/boxes/boxes_view.py
+++ b/inselect/gui/views/boxes/boxes_view.py
@@ -10,7 +10,9 @@ class BoxesView(QtGui.QGraphicsView):
     """Zoomable image with bounding boxes
     """
 
-    MAXIMUM_ZOOM = 3    # User can't zoom in more than 1:3
+    # self.absolute_zoom limited to be <= MAXIMUM_ZOOM
+    # 1.8 was chosen through experimentation to fix #331
+    MAXIMUM_ZOOM = 1.8
 
     viewport_changed = Signal(QRectF)