update readme

gongbell · Aug 6, 2018 · cdf2261 · cdf2261
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commit cdf2261
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diff --git a/how-to-deploy-a-contract.md b/how-to-deploy-a-contract.md
@@ -30,7 +30,7 @@ the examples directory structure
 ## Custom Docker image build
 
 ```
-docker build -t contractfuzzer/deployer .
+docker build -f deploy.Dockerfile -t contractfuzzer/deployer .
 docker run -it -e "ContractFuzzer=/contractFuzzer/deployer"  contractfuzzer/deployer:latest
 ```
 ## Deploy Ethereum Contracts