diff --git a/share/qtcreator/debugger/qttypes.py b/share/qtcreator/debugger/qttypes.py
index 5ce5531c682..0dd094906b8 100644
--- a/share/qtcreator/debugger/qttypes.py
+++ b/share/qtcreator/debugger/qttypes.py
@@ -821,8 +821,12 @@ def qdump__QImage(d, value):
         d.putValue('(invalid)')
         return
 
-    (ref, width, height, depth, nbytes, padding, devicePixelRatio, colorTable,
-        bits, iformat) = d.split('iiiii@dppi', imageData)
+    if d.ptrSize() == 8:
+        (ref, width, height, depth, nbytes, padding, devicePixelRatio, colorTable,
+            bits, iformat) = d.split('iiiii@dppi', imageData)
+    else:
+        (ref, width, height, depth, nbytes, devicePixelRatio, colorTable,
+            bits, iformat) = d.split('iiiiidppi', imageData)
 
     d.putValue('(%dx%d)' % (width, height))
     d.putNumChild(1)