diff --git a/aeron-rs/Cargo.toml b/aeron-rs/Cargo.toml
index 3932017..4908117 100644
--- a/aeron-rs/Cargo.toml
+++ b/aeron-rs/Cargo.toml
@@ -17,5 +17,5 @@ memmap = "0.7"
 
 [dev-dependencies]
 clap = "2.33"
-ctrlc = "3.1.3"
+ctrlc = "=3.1.3"
 tempfile = "3.1"