diff --git a/gradle/libs.versions.toml b/gradle/libs.versions.toml
index 767d40841a..3a8a808a2a 100644
--- a/gradle/libs.versions.toml
+++ b/gradle/libs.versions.toml
@@ -181,7 +181,7 @@ newrelicApi = { module = "com.newrelic.agent.java:newrelic-api", version.ref = "
 nullAway = { module = "com.uber.nullaway:nullaway", version = "0.12.12" }
 okhttp = { module = "com.squareup.okhttp3:okhttp", version.ref = "okhttp" }
 # some proto are marked alpha, hence the alpha version. metrics proto is what we use and it is marked stable
-openTelemetry-proto = { module = "io.opentelemetry.proto:opentelemetry-proto", version = "1.8.0-alpha" }
+openTelemetry-proto = { module = "io.opentelemetry.proto:opentelemetry-proto", version = "1.9.0-alpha" }
 osgiJunit5 = "org.osgi:org.osgi.test.junit5:1.3.0"
 postgre = { module = "org.postgresql:postgresql", version.ref = "postgre" }
 prometheusMetricsBom = { module = "io.prometheus:prometheus-metrics-bom", version.ref = "prometheus" }