diff --git a/cmd/config_consolidation_test.go b/cmd/config_consolidation_test.go
index a4211cfeef1d..9324bb77e2a8 100644
--- a/cmd/config_consolidation_test.go
+++ b/cmd/config_consolidation_test.go
@@ -335,6 +335,12 @@ func getConfigConsolidationTestCases() []configConsolidationTestCase {
 		{opts{cli: []string{"--system-tags", `""`}}, exp{}, func(t *testing.T, c Config) {
 			assert.Equal(t, metrics.SystemTagSet(0), *c.Options.SystemTags)
 		}},
+		{opts{env: []string{`K6_SYSTEM_TAGS=""`}}, exp{}, func(t *testing.T, c Config) {
+			assert.Equal(t, metrics.SystemTagSet(0), *c.Options.SystemTags)
+		}},
+		{opts{env: []string{`K6_SYSTEM_TAGS=proto,method`}}, exp{}, func(t *testing.T, c Config) {
+			assert.Equal(t, metrics.SystemTagSet(metrics.TagProto|metrics.TagMethod), *c.Options.SystemTags)
+		}},
 		{
 			opts{
 				runner: &lib.Options{
diff --git a/go.mod b/go.mod
index 1414369b8d7a..967f4693fcbf 100644
--- a/go.mod
+++ b/go.mod
@@ -28,7 +28,7 @@ require (
 	github.com/mattn/go-isatty v0.0.20
 	github.com/mccutchen/go-httpbin v1.1.2-0.20190116014521-c5cb2f4802fa
 	github.com/mstoykov/atlas v0.0.0-20220811071828-388f114305dd
-	github.com/mstoykov/envconfig v1.4.1-0.20220114105314-765c6d8c76f1
+	github.com/mstoykov/envconfig v1.5.0
 	github.com/mstoykov/k6-taskqueue-lib v0.1.0
 	github.com/nu7hatch/gouuid v0.0.0-20131221200532-179d4d0c4d8d
 	github.com/serenize/snaker v0.0.0-20201027110005-a7ad2135616e
diff --git a/go.sum b/go.sum
index 67c334032316..817d74f9cf2d 100644
--- a/go.sum
+++ b/go.sum
@@ -159,8 +159,8 @@ github.com/mccutchen/go-httpbin v1.1.2-0.20190116014521-c5cb2f4802fa h1:lx8ZnNPw
 github.com/mccutchen/go-httpbin v1.1.2-0.20190116014521-c5cb2f4802fa/go.mod h1:fhpOYavp5g2K74XDl/ao2y4KvhqVtKlkg1e+0UaQv7I=
 github.com/mstoykov/atlas v0.0.0-20220811071828-388f114305dd h1:AC3N94irbx2kWGA8f/2Ks7EQl2LxKIRQYuT9IJDwgiI=
 github.com/mstoykov/atlas v0.0.0-20220811071828-388f114305dd/go.mod h1:9vRHVuLCjoFfE3GT06X0spdOAO+Zzo4AMjdIwUHBvAk=
-github.com/mstoykov/envconfig v1.4.1-0.20220114105314-765c6d8c76f1 h1:94EkGmhXrVUEal+uLwFUf4fMXPhZpM5tYxuIsxrCCbI=
-github.com/mstoykov/envconfig v1.4.1-0.20220114105314-765c6d8c76f1/go.mod h1:vk/d9jpexY2Z9Bb0uB4Ndesss1Sr0Z9ZiGUrg5o9VGk=
+github.com/mstoykov/envconfig v1.5.0 h1:E2FgWf73BQt0ddgn7aoITkQHmgwAcHup1s//MsS5/f8=
+github.com/mstoykov/envconfig v1.5.0/go.mod h1:vk/d9jpexY2Z9Bb0uB4Ndesss1Sr0Z9ZiGUrg5o9VGk=
 github.com/mstoykov/k6-taskqueue-lib v0.1.0 h1:M3eww1HSOLEN6rIkbNOJHhOVhlqnqkhYj7GTieiMBz4=
 github.com/mstoykov/k6-taskqueue-lib v0.1.0/go.mod h1:PXdINulapvmzF545Auw++SCD69942FeNvUztaa9dVe4=
 github.com/nu7hatch/gouuid v0.0.0-20131221200532-179d4d0c4d8d h1:VhgPp6v9qf9Agr/56bj7Y/xa04UccTW04VP0Qed4vnQ=
diff --git a/vendor/github.com/mstoykov/envconfig/envconfig.go b/vendor/github.com/mstoykov/envconfig/envconfig.go
index b6bfcc788a88..ff15deca2c95 100644
--- a/vendor/github.com/mstoykov/envconfig/envconfig.go
+++ b/vendor/github.com/mstoykov/envconfig/envconfig.go
@@ -253,14 +253,6 @@ func processField(value string, field reflect.Value) error {
 		return setter.Set(value)
 	}
 
-	if t := textUnmarshaler(field); t != nil {
-		return t.UnmarshalText([]byte(value))
-	}
-
-	if b := binaryUnmarshaler(field); b != nil {
-		return b.UnmarshalBinary([]byte(value))
-	}
-
 	if typ.Kind() == reflect.Ptr {
 		typ = typ.Elem()
 		if field.IsNil() {
@@ -269,6 +261,14 @@ func processField(value string, field reflect.Value) error {
 		field = field.Elem()
 	}
 
+	if t := textUnmarshaler(field); t != nil {
+		return t.UnmarshalText([]byte(value))
+	}
+
+	if b := binaryUnmarshaler(field); b != nil {
+		return b.UnmarshalBinary([]byte(value))
+	}
+
 	switch typ.Kind() {
 	case reflect.String:
 		field.SetString(value)
@@ -311,7 +311,7 @@ func processField(value string, field reflect.Value) error {
 		sl := reflect.MakeSlice(typ, 0, 0)
 		if typ.Elem().Kind() == reflect.Uint8 {
 			sl = reflect.ValueOf([]byte(value))
-		} else if len(strings.TrimSpace(value)) != 0 {
+		} else if strings.TrimSpace(value) != "" {
 			vals := strings.Split(value, ",")
 			sl = reflect.MakeSlice(typ, len(vals), len(vals))
 			for i, val := range vals {
@@ -324,7 +324,7 @@ func processField(value string, field reflect.Value) error {
 		field.Set(sl)
 	case reflect.Map:
 		mp := reflect.MakeMap(typ)
-		if len(strings.TrimSpace(value)) != 0 {
+		if strings.TrimSpace(value) != "" {
 			pairs := strings.Split(value, ",")
 			for _, pair := range pairs {
 				kvpair := strings.Split(pair, ":")
diff --git a/vendor/modules.txt b/vendor/modules.txt
index dcfda9ebf78f..ae88bc7bb683 100644
--- a/vendor/modules.txt
+++ b/vendor/modules.txt
@@ -285,7 +285,7 @@ github.com/mccutchen/go-httpbin/httpbin/digest
 # github.com/mstoykov/atlas v0.0.0-20220811071828-388f114305dd
 ## explicit; go 1.18
 github.com/mstoykov/atlas
-# github.com/mstoykov/envconfig v1.4.1-0.20220114105314-765c6d8c76f1
+# github.com/mstoykov/envconfig v1.5.0
 ## explicit
 github.com/mstoykov/envconfig
 # github.com/mstoykov/k6-taskqueue-lib v0.1.0