diff --git a/examples/elements/bokeh/Box.ipynb b/examples/elements/bokeh/Box.ipynb
index 2de91ee7f3..83dcd03b7b 100644
--- a/examples/elements/bokeh/Box.ipynb
+++ b/examples/elements/bokeh/Box.ipynb
@@ -43,8 +43,9 @@
    "source": [
     "%%opts Box (line_width=5 color='red') Image (cmap='gray')\n",
     "data = np.sin(np.mgrid[0:100,0:100][1]/10.0)\n",
-    "data[range(40, 60) + range(40,50), range(20, 40)+ range(70,80)] = -3\n",
-    "hv.Image(data) * hv.Box(-0.2, 0, 0.2 ) * hv.Box(-0, 0, (0.4,0.9) )"
+    "data[np.arange(40, 60), np.arange(20, 40)] = -1\n",
+    "data[np.arange(40, 50), np.arange(70, 80)] = -3    \n",
+    "hv.Image(data) * hv.Box(-0.2, 0, 0.25 ) * hv.Box(-0, 0, (0.4,0.9) )"
    ]
   },
   {
@@ -66,7 +67,7 @@
    "source": [
     "%%opts Box (line_width=5 color='purple') Image (cmap='gray')\n",
     "data = np.sin(np.mgrid[0:100,0:100][1]/10.0)\n",
-    "data[range(30, 70), range(30, 70)] = -3\n",
+    "data[np.arange(30, 70), np.arange(30, 70)] = -3\n",
     "hv.Image(data) * hv.Box(-0, 0, 0.25, aspect=3, orientation=-np.pi/4)"
    ]
   }
diff --git a/examples/elements/matplotlib/Box.ipynb b/examples/elements/matplotlib/Box.ipynb
index 8b8c9f13f8..61b3281a31 100644
--- a/examples/elements/matplotlib/Box.ipynb
+++ b/examples/elements/matplotlib/Box.ipynb
@@ -43,8 +43,9 @@
    "source": [
     "%%opts Box (linewidth=5 color='red') Image (cmap='gray')\n",
     "data = np.sin(np.mgrid[0:100,0:100][1]/10.0)\n",
-    "data[range(40, 60) + range(40,50), range(20, 40)+ range(70,80)] = -3\n",
-    "hv.Image(data) * hv.Box(-0.2, 0, 0.2 ) * hv.Box(-0, 0, (0.4,0.9) )"
+    "data[np.arange(40, 60), np.arange(20, 40)] = -1\n",
+    "data[np.arange(40, 50), np.arange(70, 80)] = -3    \n",
+    "hv.Image(data) * hv.Box(-0.2, 0, 0.25 ) * hv.Box(-0, 0, (0.4,0.9) )"
    ]
   },
   {
@@ -66,7 +67,7 @@
    "source": [
     "%%opts Box (linewidth=5 color='purple') Image (cmap='gray')\n",
     "data = np.sin(np.mgrid[0:100,0:100][1]/10.0)\n",
-    "data[range(30, 70), range(30, 70)] = -3\n",
+    "data[np.arange(30, 70), np.arange(30, 70)] = -3\n",
     "hv.Image(data) * hv.Box(-0, 0, 0.25, aspect=3, orientation=-np.pi/4)"
    ]
   }