diff --git a/ext/vulnsrc/alpine/alpine.go b/ext/vulnsrc/alpine/alpine.go
index c3166a37..a200f9c6 100644
--- a/ext/vulnsrc/alpine/alpine.go
+++ b/ext/vulnsrc/alpine/alpine.go
@@ -34,7 +34,7 @@ import (
 	"github.com/coreos/clair/pkg/commonerr"
 )
 
-var	secdbGitURL = "https://git.alpinelinux.org/cgit/alpine-secdb"
+var secdbGitURL = "https://git.alpinelinux.org/cgit/alpine-secdb"
 
 const (
 	updaterFlag  = "alpine-secdbUpdater"
diff --git a/ext/vulnsrc/ubuntu/ubuntu.go b/ext/vulnsrc/ubuntu/ubuntu.go
index ea878cf9..76cda18d 100644
--- a/ext/vulnsrc/ubuntu/ubuntu.go
+++ b/ext/vulnsrc/ubuntu/ubuntu.go
@@ -40,9 +40,9 @@ import (
 var trackerRepository = "https://launchpad.net/ubuntu-cve-tracker"
 
 const (
-	trackerURI        = "https://launchpad.net/ubuntu-cve-tracker"
-	updaterFlag       = "ubuntuUpdater"
-	cveURL            = "http://people.ubuntu.com/~ubuntu-security/cve/%s"
+	trackerURI  = "https://launchpad.net/ubuntu-cve-tracker"
+	updaterFlag = "ubuntuUpdater"
+	cveURL      = "http://people.ubuntu.com/~ubuntu-security/cve/%s"
 )
 
 var (
diff --git a/updater.go b/updater.go
index 40a50bdf..411b63ce 100644
--- a/updater.go
+++ b/updater.go
@@ -72,7 +72,7 @@ func init() {
 type UpdaterConfig struct {
 	EnabledUpdaters []string
 	Interval        time.Duration
-	SourceURLs map[string]string
+	SourceURLs      map[string]string
 }
 
 type vulnerabilityChange struct {