diff --git a/Cross.toml b/Cross.toml
new file mode 100644
index 000000000..fe8ca752c
--- /dev/null
+++ b/Cross.toml
@@ -0,0 +1,5 @@
+[target.x86_64-unknown-linux-musl]
+image = "ghcr.io/cross-rs/x86_64-unknown-linux-musl:0.2.5"
+
+[target.aarch64-unknown-linux-musl]
+image = "ghcr.io/cross-rs/aarch64-unknown-linux-musl:0.2.5"
diff --git a/bin/build_docker.sh b/bin/build_docker.sh
index 854c24b80..79a7d167b 100644
--- a/bin/build_docker.sh
+++ b/bin/build_docker.sh
@@ -123,12 +123,9 @@ for PLATFORM in "${!ARCHITECTURES[@]}"; do
         cargo clean || true
     fi
 
-    CROSS_IMAGE="ghcr.io/cross-rs/${ARCHITECTURE}:0.2.5"
-
     # Use incremental compilation and enable cache-friendly flags
     env RUSTFLAGS="--remap-path-prefix $HOME=~ -C incremental=/tmp/rust-incremental-${ARCHITECTURE}" \
         CARGO_INCREMENTAL=1 \
-        CROSS_CUSTOM_IMAGE="$CROSS_IMAGE" \
         cross build -p tuliprox --release --target "$ARCHITECTURE"
     
     BINARY_PATH="${WORKING_DIR}/target/${ARCHITECTURE}/release/tuliprox"