diff --git a/Cargo.toml b/Cargo.toml
index c42a8d69..bb02d5c2 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -24,7 +24,7 @@ display-interface-i2c = "0.5.0"
 display-interface-spi = "0.5.0"
 embedded-graphics-core = { version = "0.4.0", optional = true }
 embedded-hal-async = { version = "1.0.0",  optional = true }
-maybe-async-cfg = "0.2.4"
+maybe-async-cfg = "=0.2.4"
 
 [dev-dependencies]
 embedded-graphics = "0.8.0"