diff --git a/server/config/raw/global_cfg.go b/server/config/raw/global_cfg.go
index 90a9476b0..d32db5ea4 100644
--- a/server/config/raw/global_cfg.go
+++ b/server/config/raw/global_cfg.go
@@ -27,6 +27,25 @@ type GlobalCfg struct {
 	RevisionSetter       RevisionSetter       `yaml:"revision_setter" json:"revision_setter"`
 	Admin                Admin                `yaml:"admin" json:"admin"`
 	AdhocMode            AdhocMode            `yaml:"adhoc_mode" json:"adhoc_mode"`
+	ExtraGithubRateLimit ExtraGithubRateLimit `yaml:"extra_github_rate_limit" json:"extra_github_rate_limit"`
+}
+
+type ExtraGithubRateLimit struct {
+	GHSlug   string `yaml:"gh_slug" json:"gh_slug"`
+	GHAppID  string `yaml:"gh_app_id" json:"gh_app_id"`
+	GHAppKey string `yaml:"gh_app_key" json:"gh_app_key"`
+}
+
+func (t ExtraGithubRateLimit) ToValid() valid.ExtraGithubRateLimit {
+	return valid.ExtraGithubRateLimit{
+		GHSlug:   t.GHSlug,
+		GHAppID:  t.GHAppID,
+		GHAppKey: t.GHAppKey,
+	}
+}
+
+func (t ExtraGithubRateLimit) Validate() error {
+	return nil
 }
 
 type AdhocMode struct {
@@ -215,6 +234,7 @@ func (g GlobalCfg) ToValid(defaultCfg valid.GlobalCfg) valid.GlobalCfg {
 		Admin:                g.Admin.ToValid(),
 		RevisionSetter:       g.RevisionSetter.ToValid(),
 		AdhocMode:            g.AdhocMode.ToValid(),
+		ExtraGithubRateLimit: g.ExtraGithubRateLimit.ToValid(),
 	}
 }
 
diff --git a/server/config/valid/global_cfg.go b/server/config/valid/global_cfg.go
index 92aab936a..67426b01a 100644
--- a/server/config/valid/global_cfg.go
+++ b/server/config/valid/global_cfg.go
@@ -65,6 +65,13 @@ type GlobalCfg struct {
 	RevisionSetter       RevisionSetter
 	Admin                Admin
 	AdhocMode            AdhocMode
+	ExtraGithubRateLimit ExtraGithubRateLimit
+}
+
+type ExtraGithubRateLimit struct {
+	GHSlug   string
+	GHAppID  string
+	GHAppKey string
 }
 
 type AdhocMode struct {