diff --git a/pkgs/development/tools/build-managers/gradle/update-deps.nix b/pkgs/development/tools/build-managers/gradle/update-deps.nix
index 814aa888960b..b31a5c755667 100644
--- a/pkgs/development/tools/build-managers/gradle/update-deps.nix
+++ b/pkgs/development/tools/build-managers/gradle/update-deps.nix
@@ -37,6 +37,7 @@ lib.makeOverridable (
     ];
     gradleScript = writeShellScript "gradle-commands.sh" ''
       set -eo pipefail
+      if [ -e "''${NIX_ATTRS_SH_FILE:-}" ]; then . "$NIX_ATTRS_SH_FILE"; fi
       export http_proxy="$MITM_CACHE_ADDRESS"
       export https_proxy="$MITM_CACHE_ADDRESS"
       export SSL_CERT_FILE="$MITM_CACHE_CA"