diff --git a/collectors/collector_manager_test.go b/collectors/collector_manager_test.go
index 72822b4..5813115 100644
--- a/collectors/collector_manager_test.go
+++ b/collectors/collector_manager_test.go
@@ -88,7 +88,7 @@ func TestCollect(t *testing.T) {
 		metric := <-ch
 
 		desc := metric.Desc()
-		expectedDesc := "Desc{fqName: \"mock_metric\", help: \"mock metric description\", constLabels: {}, variableLabels: []}"
+		expectedDesc := "Desc{fqName: \"mock_metric\", help: \"mock metric description\", constLabels: {}, variableLabels: {}}"
 		if desc.String() != expectedDesc {
 			t.Errorf("Expected metric description to be '%s', got %s", expectedDesc, desc.String())
 		}
@@ -107,7 +107,7 @@ func TestDescribe(t *testing.T) {
 	cm.Describe(ch)
 
 	desc := <-ch
-	expectedDesc := "Desc{fqName: \"logstash_exporter_scrape_duration_seconds\", help: \"logstash_exporter: Duration of a scrape job.\", constLabels: {}, variableLabels: [{collector <nil>} {result <nil>}]}"
+	expectedDesc := "Desc{fqName: \"logstash_exporter_scrape_duration_seconds\", help: \"logstash_exporter: Duration of a scrape job.\", constLabels: {}, variableLabels: {collector,result}}"
 	if desc.String() != expectedDesc {
 		t.Errorf("Expected metric description to be '%s', got %s", expectedDesc, desc.String())
 	}
diff --git a/go.mod b/go.mod
index e3ba754..b4d445a 100644
--- a/go.mod
+++ b/go.mod
@@ -4,7 +4,7 @@ go 1.20
 
 require (
 	github.com/joho/godotenv v1.5.1
-	github.com/prometheus/client_golang v1.16.0
+	github.com/prometheus/client_golang v1.17.0
 	golang.org/x/exp v0.0.0-20230905200255-921286631fa9
 )
 
@@ -26,7 +26,7 @@ require (
 	github.com/gkampitakis/go-snaps v0.4.8
 	github.com/golang/protobuf v1.5.3 // indirect
 	github.com/matttproud/golang_protobuf_extensions v1.0.4 // indirect
-	github.com/prometheus/client_model v0.4.0
+	github.com/prometheus/client_model v0.4.1-0.20230718164431-9a2bf3000d16
 	github.com/prometheus/common v0.44.0
 	github.com/prometheus/procfs v0.11.1 // indirect
 	golang.org/x/sys v0.12.0 // indirect
diff --git a/go.sum b/go.sum
index d2f9c20..952e7a6 100644
--- a/go.sum
+++ b/go.sum
@@ -25,10 +25,10 @@ github.com/kr/text v0.2.0/go.mod h1:eLer722TekiGuMkidMxC/pM04lWEeraHUUmBw8l2grE=
 github.com/matttproud/golang_protobuf_extensions v1.0.4 h1:mmDVorXM7PCGKw94cs5zkfA9PSy5pEvNWRP0ET0TIVo=
 github.com/matttproud/golang_protobuf_extensions v1.0.4/go.mod h1:BSXmuO+STAnVfrANrmjBb36TMTDstsz7MSK+HVaYKv4=
 github.com/pkg/diff v0.0.0-20210226163009-20ebb0f2a09e/go.mod h1:pJLUxLENpZxwdsKMEsNbx1VGcRFpLqf3715MtcvvzbA=
-github.com/prometheus/client_golang v1.16.0 h1:yk/hx9hDbrGHovbci4BY+pRMfSuuat626eFsHb7tmT8=
-github.com/prometheus/client_golang v1.16.0/go.mod h1:Zsulrv/L9oM40tJ7T815tM89lFEugiJ9HzIqaAx4LKc=
-github.com/prometheus/client_model v0.4.0 h1:5lQXD3cAg1OXBf4Wq03gTrXHeaV0TQvGfUooCfx1yqY=
-github.com/prometheus/client_model v0.4.0/go.mod h1:oMQmHW1/JoDwqLtg57MGgP/Fb1CJEYF2imWWhWtMkYU=
+github.com/prometheus/client_golang v1.17.0 h1:rl2sfwZMtSthVU752MqfjQozy7blglC+1SOtjMAMh+Q=
+github.com/prometheus/client_golang v1.17.0/go.mod h1:VeL+gMmOAxkS2IqfCq0ZmHSL+LjWfWDUmp1mBz9JgUY=
+github.com/prometheus/client_model v0.4.1-0.20230718164431-9a2bf3000d16 h1:v7DLqVdK4VrYkVD5diGdl4sxJurKJEMnODWRJlxV9oM=
+github.com/prometheus/client_model v0.4.1-0.20230718164431-9a2bf3000d16/go.mod h1:oMQmHW1/JoDwqLtg57MGgP/Fb1CJEYF2imWWhWtMkYU=
 github.com/prometheus/common v0.44.0 h1:+5BrQJwiBB9xsMygAB3TNvpQKOwlkc25LbISbrdOOfY=
 github.com/prometheus/common v0.44.0/go.mod h1:ofAIvZbQ1e/nugmZGz4/qCb9Ap1VoSTIO7x0VV9VvuY=
 github.com/prometheus/procfs v0.11.1 h1:xRC8Iq1yyca5ypa9n1EZnWZkt7dwcoRPQwX/5gwaUuI=
diff --git a/prometheus_helper/prometheus_helper_test.go b/prometheus_helper/prometheus_helper_test.go
index 1965b87..0d4269c 100644
--- a/prometheus_helper/prometheus_helper_test.go
+++ b/prometheus_helper/prometheus_helper_test.go
@@ -17,7 +17,7 @@ func TestSimpleDescHelper(t *testing.T) {
 
 	t.Run("NewDescWithHelp", func(t *testing.T) {
 		desc := helper.NewDescWithHelp("metric", "help")
-		expectedDesc := "Desc{fqName: \"logstash_exporter_test_metric\", help: \"help\", constLabels: {}, variableLabels: []}"
+		expectedDesc := "Desc{fqName: \"logstash_exporter_test_metric\", help: \"help\", constLabels: {}, variableLabels: {}}"
 		if desc.String() != expectedDesc {
 			t.Errorf("incorrect metric description, expected %s but got %s", expectedDesc, desc.String())
 		}
@@ -25,7 +25,7 @@ func TestSimpleDescHelper(t *testing.T) {
 
 	t.Run("NewDescWithHelpAndLabel", func(t *testing.T) {
 		desc := helper.NewDescWithHelpAndLabels("metric", "help", "customLabel")
-		expectedDesc := "Desc{fqName: \"logstash_exporter_test_metric\", help: \"help\", constLabels: {}, variableLabels: [{customLabel <nil>}]}"
+		expectedDesc := "Desc{fqName: \"logstash_exporter_test_metric\", help: \"help\", constLabels: {}, variableLabels: {customLabel}}"
 		if desc.String() != expectedDesc {
 			t.Errorf("incorrect metric description, expected %s but got %s", expectedDesc, desc.String())
 		}