diff --git a/internal/config/config.go b/internal/config/config.go
index 55c63fab0..c6a54dae1 100644
--- a/internal/config/config.go
+++ b/internal/config/config.go
@@ -93,9 +93,6 @@ func (config *configSchema) Read() {
 	// raven-go expects this
 	v.BindEnv("sentry.private", "SENTRY_DSN")
 
-	// bind legacy env variables
-	config.legacyEnvs(v)
-
 	configFile := v.GetString("config.file")
 	configDir := v.GetString("config.dir")
 	v.SetConfigType("yaml")
@@ -142,9 +139,6 @@ func (config *configSchema) Read() {
 		log.Fatal(err)
 	}
 
-	// populate legacy settings if needed
-	config.legacySettingsFallback()
-
 	// accept single Alertmanager server from flag/env if nothing is set yet
 	if len(config.Alertmanager.Servers) == 0 && v.GetString("alertmanager.uri") != "" {
 		log.Info("Using simple config with a single Alertmanager server")
diff --git a/internal/config/config_test.go b/internal/config/config_test.go
index dc167385e..238b25c56 100644
--- a/internal/config/config_test.go
+++ b/internal/config/config_test.go
@@ -17,10 +17,8 @@ func resetEnv() {
 	unseeEnvVariables := []string{
 		"ALERTMANAGER_INTERVAL",
 		"ALERTMANAGER_URI",
-		"ALERTMANAGER_URIS",
 		"ALERTMANAGER_NAME",
 		"ALERTMANAGET_TIMEOUT",
-		"ALERTMANAGER_TTL",
 		"ANNOTATIONS_DEFAULT_HIDDEN",
 		"ANNOTATIONS_HIDDEN",
 		"ANNOTATIONS_VISIBLE",
@@ -96,11 +94,7 @@ listen:
 log:
   config: true
   level: info
-jira:
-- regex: DEVOPS-[0-9]+
-  uri: https://jira.example.com
-- regex: FOO-[0-9]+
-  uri: https://foo.example.com
+jira: []
 receivers:
   keep: []
   strip: []
@@ -130,28 +124,6 @@ sentry:
 	}
 }
 
-func TestReadConfigLegacy(t *testing.T) {
-	resetEnv()
-	log.SetLevel(log.ErrorLevel)
-	os.Setenv("ALERTMANAGER_TTL", "1s")
-	os.Setenv("ALERTMANAGER_URIS", "default:http://localhost")
-	os.Setenv("ANNOTATIONS_DEFAULT_HIDDEN", "true")
-	os.Setenv("ANNOTATIONS_VISIBLE", "summary")
-	os.Setenv("COLOR_LABELS_STATIC", "a bb ccc")
-	os.Setenv("COLOR_LABELS_UNIQUE", "f gg")
-	os.Setenv("DEBUG", "true")
-	os.Setenv("FILTER_DEFAULT", "@state=active,foo=bar")
-	os.Setenv("JIRA_REGEX", "DEVOPS-[0-9]+@https://jira.example.com FOO-[0-9]+@https://foo.example.com")
-	os.Setenv("KEEP_LABELS", "foo bar")
-	os.Setenv("STRIP_LABELS", "abc def")
-	os.Setenv("SENTRY_DSN", "secret key")
-	os.Setenv("SENTRY_PUBLIC_DSN", "public key")
-	os.Setenv("HOST", "0.0.0.0")
-	os.Setenv("PORT", "80")
-	Config.Read()
-	testReadConfig(t)
-}
-
 func TestReadConfig(t *testing.T) {
 	resetEnv()
 	log.SetLevel(log.ErrorLevel)
@@ -161,7 +133,6 @@ func TestReadConfig(t *testing.T) {
 	os.Setenv("ANNOTATIONS_VISIBLE", "summary")
 	os.Setenv("DEBUG", "true")
 	os.Setenv("FILTERS_DEFAULT", "@state=active foo=bar")
-	os.Setenv("JIRA_REGEX", "DEVOPS-[0-9]+@https://jira.example.com FOO-[0-9]+@https://foo.example.com")
 	os.Setenv("LABELS_COLOR_STATIC", "a bb ccc")
 	os.Setenv("LABELS_COLOR_UNIQUE", "f gg")
 	os.Setenv("LABELS_KEEP", "foo bar")
diff --git a/internal/config/legacy.go b/internal/config/legacy.go
deleted file mode 100644
index 9d72a7233..000000000
--- a/internal/config/legacy.go
+++ /dev/null
@@ -1,77 +0,0 @@
-package config
-
-import (
-	"os"
-	"strings"
-	"time"
-
-	log "github.com/sirupsen/logrus"
-	"github.com/spf13/viper"
-)
-
-func (config *configSchema) legacyEnvs(v *viper.Viper) {
-	// legacy env variables
-	v.BindEnv("alertmanager.interval", "ALERTMANAGER_TTL")
-	v.BindEnv("annotations.default.hidden", "ANNOTATIONS_DEFAULT_HIDDEN")
-	v.BindEnv("annotations.hidden", "ANNOTATIONS_HIDE")
-	v.BindEnv("annotations.visible", "ANNOTATIONS_SHOW")
-	v.BindEnv("labels.color.static", "COLOR_LABELS_STATIC")
-	v.BindEnv("labels.color.unique", "COLOR_LABELS_UNIQUE")
-	v.BindEnv("labels.keep", "KEEP_LABELS")
-	v.BindEnv("labels.strip", "STRIP_LABELS")
-	v.BindEnv("listen.prefix", "WEB_PREFIX")
-	v.BindEnv("receivers.strip", "STRIP_RECEIVERS")
-	v.BindEnv("sentry.public", "SENTRY_PUBLIC_DSN")
-}
-
-func (config *configSchema) legacySettingsFallback() {
-	// no Alertmanager servers configured and legacy ALERTMANAGER_URIS is present
-	if len(config.Alertmanager.Servers) == 0 && os.Getenv("ALERTMANAGER_URIS") != "" {
-		log.Warn("ALERTMANAGER_URIS env variable is deprecated")
-		for _, s := range strings.Split(os.Getenv("ALERTMANAGER_URIS"), " ") {
-			z := strings.SplitN(s, ":", 2)
-			if len(z) != 2 {
-				log.Fatalf("Invalid Alertmanager URI '%s', expected format 'name:uri'", s)
-				continue
-			}
-			name := z[0]
-			uri := z[1]
-			ac := alertmanagerConfig{
-				Name:    name,
-				URI:     uri,
-				Timeout: time.Second * 40,
-			}
-			if os.Getenv("ALERTMANAGER_TIMEOUT") != "" {
-				log.Warn("ALERTMANAGER_TIMEOUT env variable is deprecated and will be removed in the next release")
-				timeout, err := time.ParseDuration(os.Getenv("ALERTMANAGER_TIMEOUT"))
-				if err != nil {
-					log.Fatalf("Invalid ALERTMANAGER_TIMEOUT: %s", err)
-				}
-				ac.Timeout = timeout
-			}
-			config.Alertmanager.Servers = append(config.Alertmanager.Servers, ac)
-		}
-	}
-
-	// no default filters and legacy FILTER_DEFAULT is present
-	if len(config.Filters.Default) == 0 && os.Getenv("FILTER_DEFAULT") != "" {
-		log.Warn("FILTER_DEFAULT env variable is deprecated and will be removed in the next release")
-		config.Filters.Default = strings.Split(os.Getenv("FILTER_DEFAULT"), ",")
-	}
-
-	// no jira rules configured and legacy JIRA_REGEX is present
-	if len(config.JIRA) == 0 && os.Getenv("JIRA_REGEX") != "" {
-		log.Warn("JIRA_REGEX env variable is deprecated and will be removed in the next release")
-		rules := []jiraRule{}
-		for _, s := range strings.Split(os.Getenv("JIRA_REGEX"), " ") {
-			ss := strings.SplitN(s, "@", 2)
-			re := ss[0]
-			url := ss[1]
-			if re == "" || url == "" {
-				log.Fatalf("Invalid JIRA rule '%s', regexp part is '%s', url is '%s'", s, re, url)
-			}
-			rules = append(rules, jiraRule{Regex: re, URI: url})
-		}
-		config.JIRA = rules
-	}
-}