diff --git a/rust/kernel/Cargo.toml b/rust/kernel/Cargo.toml
index fca60a4635ca14..ae3c018ca54395 100644
--- a/rust/kernel/Cargo.toml
+++ b/rust/kernel/Cargo.toml
@@ -8,10 +8,10 @@ edition = "2018"
 publish = false
 
 [dependencies]
-bitflags = "1"
+bitflags = "=1.2.1"
 module = { path = "../module" }
 
 [build-dependencies]
-bindgen = "0.54"
+bindgen = "=0.54.0"
 shlex = { path = "../shlex" }