diff --git a/.gitmodules b/.gitmodules
index 8c9a7fdd..8b9087a2 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -1,6 +1,3 @@
 [submodule "contracts"]
 	path = contracts
 	url = https://github.com/poanetwork/poa-bridge-contracts.git
-[submodule "contracts-2.2.0"]
-	path = contracts-2.2.0
-	url = https://github.com/poanetwork/poa-bridge-contracts.git
diff --git a/Dockerfile.e2e b/Dockerfile.e2e
index 021c145a..38fcfec6 100644
--- a/Dockerfile.e2e
+++ b/Dockerfile.e2e
@@ -17,9 +17,6 @@ COPY contracts contracts
 RUN yarn workspace poa-parity-bridge-contracts run compile
 RUN cd contracts/deploy && rm -f package-lock.json && npm install
 
-COPY contracts-2.2.0 contracts-2.2.0
-RUN cd contracts-2.2.0 && rm -f package-lock.json && npm install --silent && npm install --silent truffle@4.1.11 && npm run compile && cd deploy && rm -f package-lock.json && npm install --silent && npm install --silent web3@1.0.0-beta.33
-
 COPY ui ui
 RUN yarn workspace ui run compile:contracts && yarn workspace ui run postinstall
 
diff --git a/contracts-2.2.0 b/contracts-2.2.0
deleted file mode 160000
index 46151629..00000000
--- a/contracts-2.2.0
+++ /dev/null
@@ -1 +0,0 @@
-Subproject commit 46151629adb3dd20e6fb47d4ba91b88c6d388c4f