diff --git a/images/centralized-vcs.gv b/images/centralized-vcs.gv
index b290327..d800916 100644
--- a/images/centralized-vcs.gv
+++ b/images/centralized-vcs.gv
@@ -57,7 +57,7 @@ graph Git {
 
   node [fillcolor="#3e8f99"
         fontcolor="#ffffff"]
-  edge [dir="back"]
+  edge [dir="both"]
 
   file_a [label="File"
           pos="0,1.3!"]
diff --git a/images/centralized-vcs.svg b/images/centralized-vcs.svg
index 48352ab..fc6eea3 100644
--- a/images/centralized-vcs.svg
+++ b/images/centralized-vcs.svg
@@ -69,8 +69,9 @@
 <!-- file_a&#45;&#45;versions -->
 <g id="edge3" class="edge">
 <title>file_a:e&#45;&#45;versions:_</title>
-<path fill="none" stroke="#8f8a83" stroke-width="2" d="M192.86,-304.53C211.32,-293.96 255.85,-268.47 299.85,-243.28"/>
+<path fill="none" stroke="#8f8a83" stroke-width="2" d="M192.86,-304.53C210.09,-294.66 250.05,-271.79 291.09,-248.3"/>
 <polygon fill="#8f8a83" stroke="#8f8a83" stroke-width="2" points="190.94,-301.59 184,-309.6 194.42,-307.67 190.94,-301.59"/>
+<polygon fill="#8f8a83" stroke="#8f8a83" stroke-width="2" points="292.91,-251.29 299.85,-243.28 289.44,-245.21 292.91,-251.29"/>
 </g>
 <!-- file_b -->
 <g id="node9" class="node">
@@ -81,8 +82,9 @@
 <!-- file_b&#45;&#45;versions -->
 <g id="edge4" class="edge">
 <title>file_b:e&#45;&#45;versions:_</title>
-<path fill="none" stroke="#8f8a83" stroke-width="2" d="M193.14,-83.27C211.77,-91.56 256.08,-111.29 299.85,-130.78"/>
+<path fill="none" stroke="#8f8a83" stroke-width="2" d="M193.14,-83.27C210.46,-90.98 249.97,-108.57 290.62,-126.67"/>
 <polygon fill="#8f8a83" stroke="#8f8a83" stroke-width="2" points="194.56,-80.07 184,-79.2 191.71,-86.46 194.56,-80.07"/>
+<polygon fill="#8f8a83" stroke="#8f8a83" stroke-width="2" points="289.29,-129.91 299.85,-130.78 292.14,-123.52 289.29,-129.91"/>
 </g>
 </g>
 </svg>