diff --git a/candid_client/Cargo.toml b/candid_client/Cargo.toml
index 3a5df2a..f10acf6 100644
--- a/candid_client/Cargo.toml
+++ b/candid_client/Cargo.toml
@@ -5,4 +5,4 @@ authors = ["Alex van de Sandt <avandesa@purdue.edu>"]
 edition = "2018"
 
 [dependencies]
-clap = "2.32.0"
+clap = "^2.32"
diff --git a/candid_server/Cargo.toml b/candid_server/Cargo.toml
index 7678a80..41f7dfa 100644
--- a/candid_server/Cargo.toml
+++ b/candid_server/Cargo.toml
@@ -15,6 +15,6 @@ categories = ["command-line-utilities"]
 gitlab = { repository = "https://gitlab.com/avandesa/candid-rs" }
 
 [dependencies]
-socketcan = "1.7"
-rand = "0.5.5"
-clap = "2.32.0"
+socketcan = "^1.7"
+rand = "^0.5"
+clap = "^2.32"