diff --git a/interop/kotlinx-metadata/api/kotlinx-metadata.api b/interop/kotlinx-metadata/api/kotlinx-metadata.api
index e80729eb60..6ba448bab0 100644
--- a/interop/kotlinx-metadata/api/kotlinx-metadata.api
+++ b/interop/kotlinx-metadata/api/kotlinx-metadata.api
@@ -290,10 +290,6 @@ public abstract interface class com/squareup/kotlinpoet/metadata/specs/JvmModifi
 	public fun annotationSpec ()Lcom/squareup/kotlinpoet/AnnotationSpec;
 }
 
-public final class com/squareup/kotlinpoet/metadata/specs/JvmModifier$DefaultImpls {
-	public static fun annotationSpec (Lcom/squareup/kotlinpoet/metadata/specs/JvmModifier;)Lcom/squareup/kotlinpoet/AnnotationSpec;
-}
-
 public final class com/squareup/kotlinpoet/metadata/specs/KmTypesKt {
 	public static final fun isExtensionType (Lkotlinx/metadata/KmType;)Z
 }
diff --git a/interop/kotlinx-metadata/src/main/kotlin/com/squareup/kotlinpoet/metadata/specs/JvmModifier.kt b/interop/kotlinx-metadata/src/main/kotlin/com/squareup/kotlinpoet/metadata/specs/JvmModifier.kt
index 079a0e9ab9..f09e6add73 100644
--- a/interop/kotlinx-metadata/src/main/kotlin/com/squareup/kotlinpoet/metadata/specs/JvmModifier.kt
+++ b/interop/kotlinx-metadata/src/main/kotlin/com/squareup/kotlinpoet/metadata/specs/JvmModifier.kt
@@ -26,7 +26,6 @@ import com.squareup.kotlinpoet.metadata.KotlinPoetMetadataPreview
  * This API is considered read-only and should not be implemented outside of KotlinPoet.
  */
 @KotlinPoetMetadataPreview
-@JvmDefaultWithCompatibility
 public interface JvmModifier {
   public fun annotationSpec(): AnnotationSpec? {
     return null
diff --git a/kotlinpoet/api/kotlinpoet.api b/kotlinpoet/api/kotlinpoet.api
index d6d7d2a052..b8c4c03b1f 100644
--- a/kotlinpoet/api/kotlinpoet.api
+++ b/kotlinpoet/api/kotlinpoet.api
@@ -155,10 +155,6 @@ public abstract interface class com/squareup/kotlinpoet/ContextReceivable {
 }
 
 public abstract interface class com/squareup/kotlinpoet/ContextReceivable$Builder {
-	public abstract fun getContextReceiverTypes ()Ljava/util/List;
-}
-
-public final class com/squareup/kotlinpoet/ContextReceivable$Builder$DefaultImpls {
 }
 
 public abstract interface annotation class com/squareup/kotlinpoet/DelicateKotlinPoetApi : java/lang/annotation/Annotation {
diff --git a/kotlinpoet/src/main/java/com/squareup/kotlinpoet/ContextReceivable.kt b/kotlinpoet/src/main/java/com/squareup/kotlinpoet/ContextReceivable.kt
index 127c360527..929096bc53 100644
--- a/kotlinpoet/src/main/java/com/squareup/kotlinpoet/ContextReceivable.kt
+++ b/kotlinpoet/src/main/java/com/squareup/kotlinpoet/ContextReceivable.kt
@@ -23,7 +23,6 @@ public interface ContextReceivable {
   public val contextReceiverTypes: List<TypeName>
 
   /** The builder analogue to [ContextReceivable] types. */
-  @JvmDefaultWithCompatibility
   public interface Builder<out T : Builder<T>> {
 
     /** Mutable map of the current originating elements this builder contains. */