diff --git a/internal/buildscripts/packaging/fpm/common.sh b/internal/buildscripts/packaging/fpm/common.sh
index c87e6f454f59..a1fd2e6ee18f 100755
--- a/internal/buildscripts/packaging/fpm/common.sh
+++ b/internal/buildscripts/packaging/fpm/common.sh
@@ -38,7 +38,7 @@ install_pkg() {
     local pkg_base=$( basename "$pkg_path" )
 
     echo "Installing $pkg_base ..."
-    docker cp "$pkg_path" $image_name:/tmp/$pkg_base
+    docker cp "$pkg_path" $image_name:/tmp/$pkg_base & wait $!
     if [[ "${pkg_base##*.}" = "deb" ]]; then
         $docker_exec dpkg -i /tmp/$pkg_base
     else