diff --git a/.github/sc64_clean_pcb.jpg b/.github/sc64_clean_pcb.jpg
deleted file mode 100644
index bcd4ff9..0000000
Binary files a/.github/sc64_clean_pcb.jpg and /dev/null differ
diff --git a/.github/sc64_in_n64.jpg b/.github/sc64_in_n64.jpg
deleted file mode 100644
index 60f234e..0000000
Binary files a/.github/sc64_in_n64.jpg and /dev/null differ
diff --git a/.github/sc64_on_table.jpg b/.github/sc64_on_table.jpg
deleted file mode 100644
index 80b8538..0000000
Binary files a/.github/sc64_on_table.jpg and /dev/null differ
diff --git a/.github/sc64_v2_bottom.jpg b/.github/sc64_v2_bottom.jpg
new file mode 100644
index 0000000..3383337
Binary files /dev/null and b/.github/sc64_v2_bottom.jpg differ
diff --git a/.github/sc64_v2_top.jpg b/.github/sc64_v2_top.jpg
new file mode 100644
index 0000000..9e7d346
Binary files /dev/null and b/.github/sc64_v2_top.jpg differ
diff --git a/README.md b/README.md
index 8b70715..a611cf6 100644
--- a/README.md
+++ b/README.md
@@ -69,10 +69,8 @@ Folder **`sw`** contains several helper programs that makes flash cart work all
 Current goal is to rewrite README.md
 
 
-## Finished sample (obsolete v1 version, to be replaced with v2)
+## Finished sample
 
-![SummerCart64 clean PCB](.github/sc64_clean_pcb.jpg)
+![SC64 HW ver: 2.0 TOP](.github/sc64_v2_top.jpg | width=64)
 
-![SummerCart64 on table](.github/sc64_on_table.jpg)
-
-![SummerCart64 in partialy disassembled Nintendo 64](.github/sc64_in_n64.jpg)
+![SC64 HW ver: 2.0 BOTTOM](.github/sc64_v2_bottom.jpg | width=64)
diff --git a/docker_build.sh b/docker_build.sh
index 389a8e0..61ee533 100755
--- a/docker_build.sh
+++ b/docker_build.sh
@@ -1,5 +1,7 @@
 #!/bin/bash
 
+set -e
+
 BUILDER_IMAGE="ghcr.io/polprzewodnikowy/sc64env:v1.5"
 
 pushd $(dirname $0) > /dev/null