diff --git a/profiles/environment/common-software.nix b/profiles/environment/common-software.nix
index cb58f7c..617314b 100644
--- a/profiles/environment/common-software.nix
+++ b/profiles/environment/common-software.nix
@@ -54,7 +54,7 @@ packages: {config, ...}: {
 		# Rust
 		/* nixpkgs.rustChannels.nightly.rust
 		nixpkgs.rustChannels.nightly.rust-src */
-		(nixpkgs.rustChannelOf { date = "2018-04-30"; channel = "nightly"; }).rust.override { extensions = [ "rust-src" ]; }
+		((nixpkgs.rustChannelOf { date = "2018-04-30"; channel = "nightly"; }).rust.override { extensions = [ "rust-src" ]; })
 
 		# Downloaders and filesharing
 		(unstable.python35Packages.youtube-dl.override {