diff --git a/src/Text/Pandoc/SelfContained.hs b/src/Text/Pandoc/SelfContained.hs
index 428a18f0f..9e07f8850 100644
--- a/src/Text/Pandoc/SelfContained.hs
+++ b/src/Text/Pandoc/SelfContained.hs
@@ -213,11 +213,11 @@ combineSvgAttrs svgAttrs imgAttrs =
   case (mbViewBox, mbHeight, mbWidth) of
     (Nothing, Just h, Just w) -> -- calculate viewBox
       combinedAttrs ++ [("viewBox", T.unwords ["0", "0", tshow w, tshow h])]
-    (Just (llx,lly,urx,ury), Nothing, Nothing) -> -- calculate width, height
+    (Just (_minx,_miny,width,height), Nothing, Nothing) ->
         combinedAttrs ++
-        [ ("width", tshow (floor urx - floor llx :: Int)) |
+        [ ("width", tshow (floor width :: Int)) |
             isNothing (lookup "width" combinedAttrs) ] ++
-        [ ("height", tshow (floor ury - floor lly :: Int)) |
+        [ ("height", tshow (floor height :: Int)) |
             isNothing (lookup "height" combinedAttrs) ]
     _ -> combinedAttrs
  where
diff --git a/test/command/8948.md b/test/command/8948.md
index 233f9e585..abd35bc4c 100644
--- a/test/command/8948.md
+++ b/test/command/8948.md
@@ -3,7 +3,7 @@
 ![minimal](command/minimal.svg)
 ![minimal](command/minimal.svg)
 ^D
-<p><svg alt="minimal"><use href="#svg_7868854ffb8f30209cd0" /></svg> <svg id="svg_7868854ffb8f30209cd0" alt="minimal" viewBox="-.333 -.333 480 150" style="background-color:#ffffff00" xml:space="preserve" width="481" height="151">
+<p><svg alt="minimal"><use href="#svg_7868854ffb8f30209cd0" /></svg> <svg id="svg_7868854ffb8f30209cd0" alt="minimal" viewBox="-.333 -.333 480 150" style="background-color:#ffffff00" xml:space="preserve" width="480" height="150">
     <path d="M 0 35.5 L 6.5 22.5 L 16 37 L 23 24 L 34.8 43.7 L 42.5 30 L 50.3 47 L 59.7 27.7 L 69 47 L 85 17.7 L 98.3 39 L 113 9.7 L 127.7 42.3 L 136.3 23.7 L 147 44.3 L 158.3 20.3 L 170.3 40.3 L 177.7 25.7 L 189.7 43 L 199.7 21 L 207.7 35 L 219 11 L 233 37 L 240.3 23.7 L 251 43 L 263 18.3 L 272.7 33.3 L 283 10 L 295 32.3 L 301.3 23 L 311.7 37 L 323.7 7.7 L 339.3 39 L 346.3 25.7 L 356.3 42.3 L 369.7 15 L 376.3 25.7 L 384 9 L 393 28.3 L 400.3 19 L 411.7 38.3 L 421 21 L 434.3 43 L 445 25 L 453 36.3 L 464.3 18.3 L 476.2 40.3 L 480 33.5 L 480 215 L 0 215 L 0 35.5 Z" fill="#175720"></path>
 </svg></p>
 ```
@@ -13,7 +13,7 @@
 ![minimal](command/minimal.svg)
 ![minimal](command/minimal.svg){#foo}
 ^D
-<p><svg alt="minimal"><use href="#foo" /></svg> <svg id="foo" alt="minimal" viewBox="-.333 -.333 480 150" style="background-color:#ffffff00" xml:space="preserve" width="481" height="151">
+<p><svg alt="minimal"><use href="#foo" /></svg> <svg id="foo" alt="minimal" viewBox="-.333 -.333 480 150" style="background-color:#ffffff00" xml:space="preserve" width="480" height="150">
     <path d="M 0 35.5 L 6.5 22.5 L 16 37 L 23 24 L 34.8 43.7 L 42.5 30 L 50.3 47 L 59.7 27.7 L 69 47 L 85 17.7 L 98.3 39 L 113 9.7 L 127.7 42.3 L 136.3 23.7 L 147 44.3 L 158.3 20.3 L 170.3 40.3 L 177.7 25.7 L 189.7 43 L 199.7 21 L 207.7 35 L 219 11 L 233 37 L 240.3 23.7 L 251 43 L 263 18.3 L 272.7 33.3 L 283 10 L 295 32.3 L 301.3 23 L 311.7 37 L 323.7 7.7 L 339.3 39 L 346.3 25.7 L 356.3 42.3 L 369.7 15 L 376.3 25.7 L 384 9 L 393 28.3 L 400.3 19 L 411.7 38.3 L 421 21 L 434.3 43 L 445 25 L 453 36.3 L 464.3 18.3 L 476.2 40.3 L 480 33.5 L 480 215 L 0 215 L 0 35.5 Z" fill="#175720"></path>
 </svg></p>
 ```