diff --git a/Cargo.toml b/Cargo.toml
index 3404e40..bc60972 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -11,7 +11,7 @@ rust-version = "1.58.1"
 
 [dev-dependencies]
 bytemuck = "1.12.3"
-x11rb = "0.11.0"
+x11rb = "0.12.0"
 
 [workspace]
 members = [