diff --git a/src/go.mod b/src/go.mod
index ab98332f..f0d8626a 100644
--- a/src/go.mod
+++ b/src/go.mod
@@ -20,7 +20,7 @@ require (
 	github.com/influxdata/go-syslog/v3 v3.0.1-0.20210608084020-ac565dc76ba6
 	github.com/onsi/ginkgo/v2 v2.20.2
 	github.com/onsi/gomega v1.34.2
-	github.com/prometheus/client_golang v1.20.3
+	github.com/prometheus/client_golang v1.20.4
 	github.com/prometheus/client_model v0.6.1
 	github.com/prometheus/common v0.59.1
 	github.com/prometheus/prometheus v1.99.0
diff --git a/src/go.sum b/src/go.sum
index c40da786..2737a5f9 100644
--- a/src/go.sum
+++ b/src/go.sum
@@ -353,8 +353,8 @@ github.com/prometheus/client_golang v0.9.1/go.mod h1:7SWBe2y4D6OKWSNQJUaRYU/AaXP
 github.com/prometheus/client_golang v0.9.2/go.mod h1:OsXs2jCmiKlQ1lTBmv21f2mNfw4xf/QclQDMrYNZzcM=
 github.com/prometheus/client_golang v1.0.0/go.mod h1:db9x61etRT2tGnBNRi70OPL5FsnadC4Ky3P0J6CfImo=
 github.com/prometheus/client_golang v1.2.0/go.mod h1:XMU6Z2MjaRKVu/dC1qupJI9SiNkDYzz3xecMgSW/F+U=
-github.com/prometheus/client_golang v1.20.3 h1:oPksm4K8B+Vt35tUhw6GbSNSgVlVSBH0qELP/7u83l4=
-github.com/prometheus/client_golang v1.20.3/go.mod h1:PIEt8X02hGcP8JWbeHyeZ53Y/jReSnHgO035n//V5WE=
+github.com/prometheus/client_golang v1.20.4 h1:Tgh3Yr67PaOv/uTqloMsCEdeuFTatm5zIq5+qNN23vI=
+github.com/prometheus/client_golang v1.20.4/go.mod h1:PIEt8X02hGcP8JWbeHyeZ53Y/jReSnHgO035n//V5WE=
 github.com/prometheus/client_model v0.0.0-20180712105110-5c3871d89910/go.mod h1:MbSGuTsp3dbXC40dX6PRTWyKYBIrTGTE9sqQNg2J8bo=
 github.com/prometheus/client_model v0.0.0-20190129233127-fd36f4220a90/go.mod h1:xMI15A0UPsDsEKsMN9yxemIoYk6Tm2C1GtYGdfGttqA=
 github.com/prometheus/client_model v0.0.0-20190812154241-14fe0d1b01d4/go.mod h1:xMI15A0UPsDsEKsMN9yxemIoYk6Tm2C1GtYGdfGttqA=
diff --git a/src/vendor/github.com/prometheus/client_golang/prometheus/histogram.go b/src/vendor/github.com/prometheus/client_golang/prometheus/histogram.go
index 8a4f49a4..519db348 100644
--- a/src/vendor/github.com/prometheus/client_golang/prometheus/histogram.go
+++ b/src/vendor/github.com/prometheus/client_golang/prometheus/histogram.go
@@ -844,9 +844,7 @@ func (h *histogram) Write(out *dto.Metric) error {
 			}}
 		}
 
-		// If exemplars are not configured, the cap will be 0.
-		// So append is not needed in this case.
-		if cap(h.nativeExemplars.exemplars) > 0 {
+		if h.nativeExemplars.isEnabled() {
 			h.nativeExemplars.Lock()
 			his.Exemplars = append(his.Exemplars, h.nativeExemplars.exemplars...)
 			h.nativeExemplars.Unlock()
@@ -1665,6 +1663,10 @@ type nativeExemplars struct {
 	exemplars []*dto.Exemplar
 }
 
+func (n *nativeExemplars) isEnabled() bool {
+	return n.ttl != -1
+}
+
 func makeNativeExemplars(ttl time.Duration, maxCount int) nativeExemplars {
 	if ttl == 0 {
 		ttl = 5 * time.Minute
@@ -1686,7 +1688,7 @@ func makeNativeExemplars(ttl time.Duration, maxCount int) nativeExemplars {
 }
 
 func (n *nativeExemplars) addExemplar(e *dto.Exemplar) {
-	if n.ttl == -1 {
+	if !n.isEnabled() {
 		return
 	}
 
diff --git a/src/vendor/modules.txt b/src/vendor/modules.txt
index bd7865a1..d2f28758 100644
--- a/src/vendor/modules.txt
+++ b/src/vendor/modules.txt
@@ -187,7 +187,7 @@ github.com/pkg/errors
 # github.com/power-devops/perfstat v0.0.0-20240221224432-82ca36839d55
 ## explicit; go 1.14
 github.com/power-devops/perfstat
-# github.com/prometheus/client_golang v1.20.3
+# github.com/prometheus/client_golang v1.20.4
 ## explicit; go 1.20
 github.com/prometheus/client_golang/internal/github.com/golang/gddo/httputil
 github.com/prometheus/client_golang/internal/github.com/golang/gddo/httputil/header