diff --git a/.devcontainer/Dockerfile b/.devcontainer/Dockerfile
deleted file mode 100644
index 9cd51491cc2e92213b1dce4feabdc50eaee9c790..0000000000000000000000000000000000000000
--- a/.devcontainer/Dockerfile
+++ /dev/null
@@ -1,6 +0,0 @@
-FROM paritytech/substrate-playground-template-base:sha-e8f33a4
-
-# Here the whole repo is already accessible at . (thanks to the inherited image)
-
-RUN cargo build --release
-RUN cargo check