diff --git a/tools/tgs4_scripts/PreCompile.sh b/tools/tgs4_scripts/PreCompile.sh
index cc74790c307..1d16ae3d2f6 100755
--- a/tools/tgs4_scripts/PreCompile.sh
+++ b/tools/tgs4_scripts/PreCompile.sh
@@ -61,6 +61,7 @@ fi
 
 echo "Deploying rust-g..."
 git checkout "$RUST_G_VERSION"
+export PKG_CONFIG_ALLOW_CROSS=1
 ~/.cargo/bin/cargo build --release --target=i686-unknown-linux-gnu
 mv target/i686-unknown-linux-gnu/release/librust_g.so "$1/rust_g"
 cd ..