diff --git a/Casks/i/intellij-idea-ce.rb b/Casks/i/intellij-idea-ce.rb
index 9e4c690b0e..7ffac8390c 100644
--- a/Casks/i/intellij-idea-ce.rb
+++ b/Casks/i/intellij-idea-ce.rb
@@ -21,7 +21,7 @@ cask "intellij-idea-ce" do
   end
 
   auto_updates true
-  conflicts_with cask: "homebrew/cask-versions/intellij-idea-ce19"
+  conflicts_with cask: "intellij-idea-ce19"
   depends_on macos: ">= :high_sierra"
 
   app "IntelliJ IDEA CE.app"