diff --git a/pkgs/development/interpreters/falcon/default.nix b/pkgs/development/interpreters/falcon/default.nix
index 0d2aa0b6420..40c05113ecf 100644
--- a/pkgs/development/interpreters/falcon/default.nix
+++ b/pkgs/development/interpreters/falcon/default.nix
@@ -1,6 +1,6 @@
-{ lib, gccStdenv, fetchFromGitHub, cmake, pkg-config, pcre, zlib, sqlite }:
+{ lib, stdenv, fetchFromGitHub, cmake, pkg-config, pcre, zlib, sqlite }:
 
-gccStdenv.mkDerivation {
+stdenv.mkDerivation {
   pname = "falcon";
   version = "unstable-2018-10-23";
 
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index 5ebb7608596..e50917ea399 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -13080,7 +13080,9 @@ with pkgs;
 
   hop = callPackage ../development/compilers/hop { };
 
-  falcon = callPackage ../development/interpreters/falcon { };
+  falcon = callPackage ../development/interpreters/falcon {
+    stdenv = gcc10Stdenv;
+  };
 
   fsharp = callPackage ../development/compilers/fsharp { };