diff --git a/magnum/elements/fedora-atomic/validate_atomic_image.sh b/magnum/elements/fedora-atomic/validate_atomic_image.sh
new file mode 100755
index 0000000000..3de60c6706
--- /dev/null
+++ b/magnum/elements/fedora-atomic/validate_atomic_image.sh
@@ -0,0 +1,29 @@
+#!/bin/bash
+#
+# Copyright (c) 2016 Hewlett-Packard Development Company, L.P.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#    http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+set -e
+
+# check that image is valid
+qemu-img check -q $1
+
+# validate estimated size
+FILESIZE=$(stat -c%s "$1")
+MIN_SIZE=629145600 # 600MB
+
+if [ $FILESIZE -lt $MIN_SIZE ] ; then
+    echo "Error: generated image size is lower than expected."
+    exit 1
+fi