diff --git a/Cargo.toml b/Cargo.toml
index c9db01a101..4790d9fb73 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -51,7 +51,7 @@ webkit2gtk = { version = "=2.0", features = ["v2_38"] }
 webkit2gtk-sys = "=2.0"
 gtk = "0.18"
 soup3 = "0.5"
-x11-dl = "2.9"
+x11-dl = "2.21"
 gdkx11 = "0.18"
 
 [target."cfg(target_os = \"windows\")".dependencies]