diff --git a/Cargo.toml b/Cargo.toml
index 173de60..58a35dd 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -21,12 +21,12 @@ include = [
 edition = "2018"
 
 [dependencies]
-embedded-hal = "0.2.3"
-rtcc = "0.2"
+embedded-hal = "0.2.6"
+rtcc = "0.2.1"
 
 [dev-dependencies]
-linux-embedded-hal = "0.3"
-embedded-hal-mock = "0.7"
+embedded-hal-mock = "0.8.0"
+linux-embedded-hal = "0.3.1"
 
 [profile.release]
 lto = true