diff --git a/isis/src/control/apps/cnetextract/assets/images/cnetextract-cube-filter-1640w-2478h.png b/isis/src/control/apps/cnetextract/assets/images/cnetextract-cube-filter-1640w-2478h.png
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diff --git a/isis/src/control/apps/cnetextract/assets/images/cubes_535w_550h.jpg b/isis/src/control/apps/cnetextract/assets/images/cubes_535w_550h.jpg
deleted file mode 100644
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diff --git a/isis/src/control/apps/cnetextract/assets/thumbs/cnetextract-cube-filter-thumb-205w-310h.png b/isis/src/control/apps/cnetextract/assets/thumbs/cnetextract-cube-filter-thumb-205w-310h.png
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diff --git a/isis/src/control/apps/cnetextract/assets/thumbs/cubes_195w_200h.jpg b/isis/src/control/apps/cnetextract/assets/thumbs/cubes_195w_200h.jpg
deleted file mode 100644
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diff --git a/isis/src/control/apps/cnetextract/cnetextract.xml b/isis/src/control/apps/cnetextract/cnetextract.xml
index 6016b3187f0dcb369bb8ec46102cb9d247f80095..7cc97377d27cf987244991209eeb128d6cb6821c 100644
--- a/isis/src/control/apps/cnetextract/cnetextract.xml
+++ b/isis/src/control/apps/cnetextract/cnetextract.xml
@@ -894,7 +894,7 @@
 
       <guiInterfaces>
         <guiInterface>
-          <image width="535" height="550" src="assets/images/cubes_535w_550h.jpg">
+          <image width="820" height="1239" src="assets/images/cnetextract-cube-filter-1640w-2478h.png">
           <brief>
             Example GUI
           </brief>
@@ -902,7 +902,7 @@
               An example of how to run this program using the GUI. Note that the
               results summary can be seen in the log window.
             </description>
-            <thumbnail width="195" height="200" src="assets/thumbs/cubes_195w_200h.jpg" caption="Example of GUI command"/>
+            <thumbnail width="103" height="155" src="assets/thumbs/cnetextract-cube-filter-thumb-205w-310h.png" caption="Example of GUI command"/>
           </image>
         </guiInterface>
       </guiInterfaces>