diff --git a/Cargo.toml b/Cargo.toml
index 220f55d..82bc241 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -21,7 +21,7 @@ default = ["termion"]
 curses = ["easycurses", "pancurses"]
 
 [dependencies]
-bitflags = "1.0"
+bitflags = "1.3"
 cassowary = "0.3"
 unicode-segmentation = "1.2"
 unicode-width = "0.1"