diff --git a/Cargo.toml b/Cargo.toml
index 8a1ff0b..cc65b13 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -12,10 +12,10 @@ repository = "https://github.com/jofas/actix_proxy"
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
 [dependencies]
-actix-web = { version = "^4.3.0" }
-awc = { version = "^3.1.0" }
+actix-web = "4"
+awc = "3"
 
 [dev-dependencies]
-awc = { version = "^3.1.0", features = ["openssl"] }
-futures-util = "^0.3.28"
-openssl = { version = "^0.10.32" }
+awc = { version = "3", features = ["openssl"] }
+futures-util = "0.3"
+openssl = "0.10"