diff --git a/Octokit.Reactive/packages.config b/Octokit.Reactive/packages.config
index ffe8a3b1..9a213904 100644
--- a/Octokit.Reactive/packages.config
+++ b/Octokit.Reactive/packages.config
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="utf-8"?>
 <packages>
-  <package id="DocPlagiarizer" version="0.1.1" targetFramework="net45" />
+  <package id="DocPlagiarizer" version="0.1.1" targetFramework="net45" developmentDependency="true" />
   <package id="Rx-Core" version="2.1.30214.0" targetFramework="net40" requireReinstallation="True" />
   <package id="Rx-Interfaces" version="2.1.30214.0" targetFramework="net40" requireReinstallation="True" />
   <package id="Rx-Linq" version="2.1.30214.0" targetFramework="net40" requireReinstallation="True" />
diff --git a/Octokit/packages.config b/Octokit/packages.config
index a694952a..fe57a08e 100644
--- a/Octokit/packages.config
+++ b/Octokit/packages.config
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="utf-8"?>
 <packages>
-  <package id="DocPlagiarizer" version="0.1.1" targetFramework="net45" />
+  <package id="DocPlagiarizer" version="0.1.1" targetFramework="net45" developmentDependency="true" />
   <package id="Rx-Core" version="2.1.30214.0" targetFramework="net40" requireReinstallation="True" />
   <package id="Rx-Interfaces" version="2.1.30214.0" targetFramework="net40" requireReinstallation="True" />
   <package id="Rx-Linq" version="2.1.30214.0" targetFramework="net40" requireReinstallation="True" />