diff --git a/build.gradle b/build.gradle
index 4e509f8..d11bb45 100644
--- a/build.gradle
+++ b/build.gradle
@@ -63,7 +63,8 @@ catalog {
         version('log4j', '2.25.3')
         version('micronaut', '4.10.18')
         version('netty', '4.2.12.Final')
-        version('opentelemetry', '2.26.1-alpha')
+        version('opentelemetry', '1.61.0')
+        version('opentelemetry-instrumentation', '2.27.0-alpha')
         version('parsson', '1.1.7')
         version('picocli', '4.7.7')
         version('postgresql', '42.7.10')
@@ -188,10 +189,43 @@ catalog {
             'opentelemetry-netty-4.1',
             'opentelemetry-servlet-5.0',
             'opentelemetry-spring-boot-3',
+            'opentelemetry-logback-appender-1.0',
         ].each {
-            library(it, 'io.opentelemetry.instrumentation', it).versionRef('opentelemetry')
+            library(it, 'io.opentelemetry.instrumentation', it).versionRef('opentelemetry-instrumentation')
+            [
+                    'opentelemetry-api',
+                    'opentelemetry-common',
+                    'opentelemetry-exporter-common',
+                    'opentelemetry-exporter-logging-otlp',
+                    'opentelemetry-extension-kotlin',
+                    'opentelemetry-exporter-sender-grpc-managed-channel',
+                    'opentelemetry-sdk',
+                    'opentelemetry-context',
+                    'opentelemetry-exporter-otlp',
+                    'opentelemetry-sdk-trace',
+                    'opentelemetry-sdk-metrics',
+                    'opentelemetry-sdk-logs',
+                    'opentelemetry-exporter-logging',
+                    'opentelemetry-sdk-common',
+                    'opentelemetry-sdk-extension-autoconfigure-spi',
+                    'opentelemetry-extension-trace-propagators',
+                    'opentelemetry-exporter-otlp-common',
+                    'opentelemetry-exporter-zipkin',
+                    'opentelemetry-api-metrics',
+                    'opentelemetry-exporter-logging-otlp',
+                    'opentelemetry-bom',
+                    'opentelemetry-exporter-sender-okhttp',
+                    'opentelemetry-api-events',
+                    'opentelemetry-exporter-sender-jdk',
+                    'opentelemetry-exporter-jaeger',
+                    'opentelemetry-extension-annotations',
+                    'opentelemetry-sdk-extension-autoconfigure'
+            ].each {
+                library(it, 'io.opentelemetry', it).versionRef('opentelemetry')
+            }
         }
 
+
         library('jgroups', 'org.jgroups', 'jgroups').versionRef('jgroups')
         library('jaxb-api', 'javax.xml.bind', 'jaxb-api').versionRef('jaxb-api')
 
diff --git a/gradle.properties b/gradle.properties
index 61b4a72..a5c42b2 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -1,3 +1,3 @@
-lys.catalog.version = 2026.04.14
+lys.catalog.version = 2026.04.28
 gitea.maven.url = https://gitea.woggioni.net/api/packages/woggioni/maven
 
diff --git a/gradle/wrapper/gradle-wrapper.properties b/gradle/wrapper/gradle-wrapper.properties
index e2847c8..1a70468 100644
--- a/gradle/wrapper/gradle-wrapper.properties
+++ b/gradle/wrapper/gradle-wrapper.properties
@@ -1,6 +1,6 @@
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-8.11.1-bin.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-9.5.0-bin.zip
 networkTimeout=10000
 validateDistributionUrl=true
 zipStoreBase=GRADLE_USER_HOME