diff --git a/build.sbt b/build.sbt
index a6af7ed4..813b1b2a 100644
--- a/build.sbt
+++ b/build.sbt
@@ -18,7 +18,7 @@ lazy val commonSettings = commonSmlBuildSettings ++ ossPublishSettings ++ Seq(
 
 val scalaTest = "org.scalatest" %% "scalatest" % "3.2.19" % Test
 val slf4j = "org.slf4j" % "slf4j-api" % "2.0.17"
-val logback = "ch.qos.logback" % "logback-classic" % "1.5.16"
+val logback = "ch.qos.logback" % "logback-classic" % "1.5.17"
 
 // used during CI to verify that the documentation compiles
 val compileDocumentation: TaskKey[Unit] = taskKey[Unit]("Compiles documentation throwing away its output")
diff --git a/mdc-logback/src/main/scala/ox/logback/InheritableMDC.scala b/mdc-logback/src/main/scala/ox/logback/InheritableMDC.scala
index dc2d1bd5..0c7056eb 100644
--- a/mdc-logback/src/main/scala/ox/logback/InheritableMDC.scala
+++ b/mdc-logback/src/main/scala/ox/logback/InheritableMDC.scala
@@ -21,7 +21,7 @@ object InheritableMDC:
   private val logger: Logger = LoggerFactory.getLogger(getClass.getName)
   private[logback] val currentContext: ForkLocal[Option[MDCAdapter]] = ForkLocal(None)
 
-  /** Initialise inheritable MDCs. Must be called as early in the app's code as possible. */
+  /** Initialize inheritable MDCs. Must be called as early in the app's code as possible. */
   lazy val init: Unit =
     // Obtaining the current provider, to replace it later with our implementation returning the correct MDCAdapter.
     val getProviderMethod = classOf[LoggerFactory].getDeclaredMethod("getProvider")
@@ -41,6 +41,12 @@ object InheritableMDC:
         providerField.setAccessible(true)
         providerField.set(null, new OverrideMDCAdapterDelegateProvider(currentProvider, scopedValuedMDCAdapter))
 
+        // in Logback 1.5.17+ the MDC class is initialized earlier, which means that the MDC adapter is stored earlier
+        // hence, overwriting it here as well
+        val mdcStaticField = classOf[MDC].getDeclaredField("MDC_ADAPTER")
+        mdcStaticField.setAccessible(true)
+        mdcStaticField.set(null, scopedValuedMDCAdapter)
+
         logger.info(s"Scoped-value based MDC initialized")
       case currentProvider =>
         logger.warn(s"A non-Logback SLF4J provider ($currentProvider) is being used, unable to initialize scoped-value based MDC")