diff --git a/CMakeLists.txt b/CMakeLists.txt
index f87ecdb..3cbf61c 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -7,6 +7,7 @@ set(PLUGIN_AUTHOR "Norihiro Kamae")
 set(MACOS_BUNDLEID "net.nagater.obs-command-source")
 set(MACOS_PACKAGE_UUID "DE99133F-7DE7-4A40-BAD9-814A519F32C3")
 set(MACOS_INSTALLER_UUID "D42A28A8-FCE7-45F4-901B-5F333C2ABC94")
+set(PLUGIN_URL "https://obsproject.com/forum/resources/dummy-source-to-execute-command.952/")
 
 set(LINUX_MAINTAINER_EMAIL "norihiro@nagater.net")
 # NOTE: Also edit ci/plugin.spec for RPM when creating a new plugin.
diff --git a/installer/installer-Windows.iss.in b/installer/installer-Windows.iss.in
index 1ffed1e..9ef5f4f 100644
--- a/installer/installer-Windows.iss.in
+++ b/installer/installer-Windows.iss.in
@@ -1,7 +1,7 @@
 #define MyAppName "@PROJECT_NAME@"
 #define MyAppVersion "@PROJECT_VERSION@"
 #define MyAppPublisher "@PLUGIN_AUTHOR@"
-#define MyAppURL "http://www.mywebsite.com"
+#define MyAppURL "@PLUGIN_URL@"
 
 [Setup]
 ; NOTE: The value of AppId uniquely identifies this application.