diff --git a/spectrum/src/frontends/slack/SlackUserRegistration.cpp b/spectrum/src/frontends/slack/SlackUserRegistration.cpp
index 058b04b8dd2bbd6da35b5d056d45052ba5450bf3..432a2830f9e080cd73f02cc2e5cc301a4c0bb9e6 100644
--- a/spectrum/src/frontends/slack/SlackUserRegistration.cpp
+++ b/spectrum/src/frontends/slack/SlackUserRegistration.cpp
@@ -68,7 +68,7 @@ std::string SlackUserRegistration::createOAuth2URL(const std::vector<std::string
 						  "https://slack.com/oauth/authorize",
 						  "https://slack.com/api/oauth.access",
 						  redirect_url,
-						  "bot");
+						  "channels:read channels:write team:read im:read im:write chat:write:bot bot");
 	std::string url = oauth2->generateAuthURL();
 
 	m_auths[oauth2->getState()] = oauth2;
@@ -137,7 +137,7 @@ std::string SlackUserRegistration::handleOAuth2Code(const std::string &code, con
 		}
 	}
 
-	std::string domain = getTeamDomain(token);
+	std::string domain = getTeamDomain(access_token);
 	if (domain.empty()) {
 		return "The token you have provided is invalid";
 	}