diff --git a/Cargo.toml b/Cargo.toml
index f474c79..65a7cd3 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -16,7 +16,7 @@ authors = ["Ralph Ursprung <ralph.ursprung@gmail.com>", "ripytide <james.forster
 [dependencies]
 embedded-hal = "1.0"
 
-defmt = { version = "0.3", optional = true }
+defmt = { version = "1.0", optional = true }
 
 [dev-dependencies]
 embedded-hal-mock = { version = "0.11", default-features = false, features = ["eh1"] }