diff --git a/build.sh b/build.sh
index d2a4322e2..5c0d95083 100755
--- a/build.sh
+++ b/build.sh
@@ -116,7 +116,7 @@ WITH_CACHIX(){
 BUILD_IMAGE(){
     mkdir -p build
     ARCH="$(_ARCH)"
-    BUILD_FILE="$(nix build ".#nixosConfigurations.$(_TARGET)@${ARCH//arm/aarch}-${OS}.config.formats.$(_FORMAT)" ${IMAGE_BUILD_FLAGS[@]})"
+    BUILD_FILE="$(nix build ".#nixosConfigurations.$(_TARGET)@${ARCH//arm/aarch}-${OS}.config.formats.$(_FORMAT)" "${IMAGE_BUILD_FLAGS[@]}")"
     cp "${BUILD_FILE}" "build/"
 }