diff --git a/packages/etherlime/cli-commands/verifier/verifier.js b/packages/etherlime/cli-commands/verifier/verifier.js
index 4e70c51a9..e4dcda826 100644
--- a/packages/etherlime/cli-commands/verifier/verifier.js
+++ b/packages/etherlime/cli-commands/verifier/verifier.js
@@ -32,7 +32,7 @@ class Verifier {
 	}
 
 	async _flattenSourceCode(contractWrapper) {
-		const regexp = /[0-9]?\.[0-9]?\.[0-9]?/;
+		const regexp = /[0-9]?\.[0-9]?\.[0-9]?[0-9]?/;
 		const solcVersion = regexp.exec(contractWrapper._contract.compiler.version)[0];
 		const sourceCode = await runWithoutWriteFiles(`${contractWrapper._contract.contractName}.sol`, solcVersion);
 		return sourceCode