diff --git a/gradle.properties b/gradle.properties
index 02d8acffd9..775bd5497a 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -69,8 +69,8 @@ jacksonVersion=2.16.2
 
 openTracingVersion=0.33.0
 zipkinReporterVersion=2.17.2
-opentelemetryVersion=1.41.0
-opentelemetryInstrumentationVersion=1.33.6-alpha
+opentelemetryVersion=1.38.0
+opentelemetryInstrumentationVersion=1.33.3-alpha
 
 # gRPC
 protobufGradlePluginVersion=0.9.4
diff --git a/servicetalk-opentelemetry-asynccontext/gradle.lockfile b/servicetalk-opentelemetry-asynccontext/gradle.lockfile
index 6cb718f552..a225aeaedd 100644
--- a/servicetalk-opentelemetry-asynccontext/gradle.lockfile
+++ b/servicetalk-opentelemetry-asynccontext/gradle.lockfile
@@ -2,9 +2,9 @@
 # Manual edits can break the build and are not advised.
 # This file is expected to be part of source control.
 com.google.code.findbugs:jsr305:3.0.2=compileClasspath,runtimeClasspath
-io.opentelemetry:opentelemetry-api:1.41.0=compileClasspath,runtimeClasspath
-io.opentelemetry:opentelemetry-bom:1.41.0=compileClasspath,runtimeClasspath
-io.opentelemetry:opentelemetry-context:1.41.0=compileClasspath,runtimeClasspath
+io.opentelemetry:opentelemetry-api:1.38.0=compileClasspath,runtimeClasspath
+io.opentelemetry:opentelemetry-bom:1.38.0=compileClasspath,runtimeClasspath
+io.opentelemetry:opentelemetry-context:1.38.0=compileClasspath,runtimeClasspath
 org.jctools:jctools-core:4.0.3=runtimeClasspath
 org.slf4j:slf4j-api:1.7.36=compileClasspath,runtimeClasspath
 empty=annotationProcessor,spotbugsPlugins,testAnnotationProcessor
diff --git a/servicetalk-opentelemetry-http/gradle.lockfile b/servicetalk-opentelemetry-http/gradle.lockfile
index 5aa4ba006f..e9b2deec16 100644
--- a/servicetalk-opentelemetry-http/gradle.lockfile
+++ b/servicetalk-opentelemetry-http/gradle.lockfile
@@ -2,16 +2,16 @@
 # Manual edits can break the build and are not advised.
 # This file is expected to be part of source control.
 com.google.code.findbugs:jsr305:3.0.2=compileClasspath,runtimeClasspath
-io.opentelemetry.instrumentation:opentelemetry-instrumentation-api-semconv:1.33.6-alpha=compileClasspath,runtimeClasspath
-io.opentelemetry.instrumentation:opentelemetry-instrumentation-api:1.33.6=compileClasspath,runtimeClasspath
-io.opentelemetry.instrumentation:opentelemetry-instrumentation-bom-alpha:1.33.6-alpha=compileClasspath,runtimeClasspath
-io.opentelemetry.instrumentation:opentelemetry-instrumentation-bom:1.33.6=compileClasspath,runtimeClasspath
+io.opentelemetry.instrumentation:opentelemetry-instrumentation-api-semconv:1.33.3-alpha=compileClasspath,runtimeClasspath
+io.opentelemetry.instrumentation:opentelemetry-instrumentation-api:1.33.3=compileClasspath,runtimeClasspath
+io.opentelemetry.instrumentation:opentelemetry-instrumentation-bom-alpha:1.33.3-alpha=compileClasspath,runtimeClasspath
+io.opentelemetry.instrumentation:opentelemetry-instrumentation-bom:1.33.3=compileClasspath,runtimeClasspath
 io.opentelemetry.semconv:opentelemetry-semconv:1.23.1-alpha=compileClasspath,runtimeClasspath
-io.opentelemetry:opentelemetry-api-incubator:1.41.0-alpha=runtimeClasspath
-io.opentelemetry:opentelemetry-api:1.41.0=compileClasspath,runtimeClasspath
-io.opentelemetry:opentelemetry-bom-alpha:1.41.0-alpha=compileClasspath,runtimeClasspath
-io.opentelemetry:opentelemetry-bom:1.41.0=compileClasspath,runtimeClasspath
-io.opentelemetry:opentelemetry-context:1.41.0=compileClasspath,runtimeClasspath
+io.opentelemetry:opentelemetry-api-incubator:1.38.0-alpha=runtimeClasspath
+io.opentelemetry:opentelemetry-api:1.38.0=compileClasspath,runtimeClasspath
+io.opentelemetry:opentelemetry-bom-alpha:1.38.0-alpha=compileClasspath,runtimeClasspath
+io.opentelemetry:opentelemetry-bom:1.38.0=compileClasspath,runtimeClasspath
+io.opentelemetry:opentelemetry-context:1.38.0=compileClasspath,runtimeClasspath
 org.jctools:jctools-core:4.0.3=runtimeClasspath
 org.slf4j:slf4j-api:1.7.36=runtimeClasspath
 empty=annotationProcessor,spotbugsPlugins,testAnnotationProcessor