diff --git a/platform/util/coroutines/api-dump-experimental.txt b/platform/util/coroutines/api-dump-experimental.txt
index 42c3571891a1..e8ffac5ac1af 100644
--- a/platform/util/coroutines/api-dump-experimental.txt
+++ b/platform/util/coroutines/api-dump-experimental.txt
@@ -37,13 +37,6 @@ f:com.intellij.platform.util.coroutines.CoroutineScopeKt
 f:com.intellij.platform.util.coroutines.flow.FlowKt
 - *sf:mapStateIn(kotlinx.coroutines.flow.StateFlow,kotlinx.coroutines.CoroutineScope,kotlinx.coroutines.flow.SharingStarted,kotlin.jvm.functions.Function1):kotlinx.coroutines.flow.StateFlow
 - *bs:mapStateIn$default(kotlinx.coroutines.flow.StateFlow,kotlinx.coroutines.CoroutineScope,kotlinx.coroutines.flow.SharingStarted,kotlin.jvm.functions.Function1,I,java.lang.Object):kotlinx.coroutines.flow.StateFlow
-*f:com.intellij.platform.util.coroutines.flow.IncrementalUpdateFlowProducer
-- <init>(com.intellij.platform.util.coroutines.flow.MutableStateWithIncrementalUpdates):V
-- f:getIncrementalUpdateFlow():kotlinx.coroutines.flow.Flow
-- f:handleUpdate(java.lang.Object,kotlin.coroutines.Continuation):java.lang.Object
-*:com.intellij.platform.util.coroutines.flow.MutableStateWithIncrementalUpdates
-- a:applyUpdate(java.lang.Object,kotlin.coroutines.Continuation):java.lang.Object
-- a:takeSnapshot(kotlin.coroutines.Continuation):java.lang.Object
 *:com.intellij.platform.util.coroutines.sync.OverflowSemaphore
 - a:withPermit(kotlin.jvm.functions.Function2,kotlin.coroutines.Continuation):java.lang.Object
 f:com.intellij.platform.util.coroutines.sync.OverflowSemaphoreKt
diff --git a/platform/util/coroutines/src/flow/IncrementalUpdateFlowProducer.kt b/platform/util/coroutines/src/flow/IncrementalUpdateFlowProducer.kt
index a9b641282d8c..d5108a1a1e27 100644
--- a/platform/util/coroutines/src/flow/IncrementalUpdateFlowProducer.kt
+++ b/platform/util/coroutines/src/flow/IncrementalUpdateFlowProducer.kt
@@ -19,7 +19,7 @@ import java.util.concurrent.atomic.AtomicLong
  * so they should not call [IncrementalUpdateFlowProducer.handleUpdate]
  * to avoid deadlocks.
  */
-@ApiStatus.Experimental
+@ApiStatus.Internal
 interface MutableStateWithIncrementalUpdates<U : Any> {
   /**
    * Applies the given update to the state.
@@ -72,7 +72,7 @@ interface MutableStateWithIncrementalUpdates<U : Any> {
  * and the frontend can connect at any moment and needs to receive the full state first
  * and then incremental updates to that state.
  */
-@ApiStatus.Experimental
+@ApiStatus.Internal
 class IncrementalUpdateFlowProducer<U : Any>(private val state: MutableStateWithIncrementalUpdates<U>) {
   private val updateVersion = AtomicLong()
   private val lock = Mutex()