diff --git a/Cargo.toml b/Cargo.toml
index b567698..e73e483 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -21,11 +21,11 @@ include = [
 edition = "2018"
 
 [features]
-defmt = ["dep:defmt", "rtcc/defmt-03"]
+defmt = ["dep:defmt", "rtcc/defmt"]
 
 [dependencies]
 embedded-hal = "1.0.0"
-rtcc = "0.3.2"
+rtcc = "0.3"
 defmt = { version = "1.0.1", optional = true }
 
 [dev-dependencies]