diff --git a/bucket/graphviz.json b/bucket/graphviz.json
index ad5e12f831..88977d9171 100644
--- a/bucket/graphviz.json
+++ b/bucket/graphviz.json
@@ -13,6 +13,7 @@
             "hash": "39d6cb6871d91ad9f0f47edcdff15be2a98f1de815832f1fd69e2c558eaed787"
         }
     },
+    "post_install": "Remove-Item \"$dir\\`$PLUGINSDIR\", \"$dir\\Uninstall.exe\" -Recurse -Force",
     "bin": [
         "bin\\acyclic.exe",
         "bin\\bcomps.exe",
@@ -25,6 +26,7 @@
         "bin\\gvcolor.exe",
         "bin\\gvgen.exe",
         "bin\\gvpack.exe",
+        "bin\\gvpr.exe",
         "bin\\gxl2gv.exe",
         "bin\\mm2gv.exe",
         "bin\\nop.exe",