diff --git a/internal/services/hdinsight/hdinsight_interactive_query_cluster_resource.go b/internal/services/hdinsight/hdinsight_interactive_query_cluster_resource.go
index f83c6b0ae370..94cdd33730bc 100644
--- a/internal/services/hdinsight/hdinsight_interactive_query_cluster_resource.go
+++ b/internal/services/hdinsight/hdinsight_interactive_query_cluster_resource.go
@@ -30,11 +30,11 @@ var hdInsightInteractiveQueryClusterHeadNodeDefinition = HDInsightNodeDefinition
 }
 
 var hdInsightInteractiveQueryClusterWorkerNodeDefinition = HDInsightNodeDefinition{
-	CanSpecifyInstanceCount: true,
-	MinInstanceCount:        1,
-	CanSpecifyDisks:         false,
-	CanAutoScaleByCapacity:  true,
-	CanAutoScaleOnSchedule:  true,
+	CanSpecifyInstanceCount:                  true,
+	MinInstanceCount:                         1,
+	CanSpecifyDisks:                          false,
+	CanAutoScaleByCapacityDeprecated4PointOh: true,
+	CanAutoScaleOnSchedule:                   true,
 }
 
 var hdInsightInteractiveQueryClusterZookeeperNodeDefinition = HDInsightNodeDefinition{
@@ -147,10 +147,9 @@ func resourceHDInsightInteractiveQueryCluster() *pluginsdk.Resource {
 					"zookeeper_node": SchemaHDInsightNodeDefinition("roles.0.zookeeper_node", hdInsightInteractiveQueryClusterZookeeperNodeDefinition, true),
 				},
 			},
-			Deprecated: "HDInsight interactive query clusters can no longer be configured through `autoscale.0.capacity`. Use `autoscale.0.recurrence` instead.",
 		}
 	} else {
-		hdInsightInteractiveQueryClusterWorkerNodeDefinition.CanAutoScaleByCapacity = false
+		hdInsightInteractiveQueryClusterWorkerNodeDefinition.CanAutoScaleByCapacityDeprecated4PointOh = false
 		resource.Schema["roles"] = &pluginsdk.Schema{
 			Type:     pluginsdk.TypeList,
 			Required: true,
diff --git a/internal/services/hdinsight/schema.go b/internal/services/hdinsight/schema.go
index 74bf0795ebe5..5b602c9a58d8 100644
--- a/internal/services/hdinsight/schema.go
+++ b/internal/services/hdinsight/schema.go
@@ -1021,6 +1021,8 @@ type HDInsightNodeDefinition struct {
 	FixedTargetInstanceCount *int32
 	CanAutoScaleByCapacity   bool
 	CanAutoScaleOnSchedule   bool
+	// todo remove in 4.0
+	CanAutoScaleByCapacityDeprecated4PointOh bool
 }
 
 func SchemaHDInsightNodeDefinition(schemaLocation string, definition HDInsightNodeDefinition, required bool) *pluginsdk.Schema {
@@ -1117,6 +1119,37 @@ func SchemaHDInsightNodeDefinition(schemaLocation string, definition HDInsightNo
 					}
 				}
 			}
+			// managing `azurerm_hdinsight_interactive_query_cluster` autoscaling through `capacity` doesn't work so we'll deprecate this portion of the schema for 4.0
+			if definition.CanAutoScaleByCapacityDeprecated4PointOh {
+				autoScales["capacity"] = &pluginsdk.Schema{
+					Type:     pluginsdk.TypeList,
+					Optional: true,
+					MaxItems: 1,
+					ConflictsWith: []string{
+						fmt.Sprintf("%s.0.autoscale.0.recurrence", schemaLocation),
+					},
+					Deprecated: "HDInsight interactive query clusters can no longer be configured through `autoscale.0.capacity`. Use `autoscale.0.recurrence` instead.",
+					Elem: &pluginsdk.Resource{
+						Schema: map[string]*pluginsdk.Schema{
+							"min_instance_count": {
+								Type:         pluginsdk.TypeInt,
+								Required:     true,
+								ValidateFunc: countValidation,
+							},
+							"max_instance_count": {
+								Type:         pluginsdk.TypeInt,
+								Required:     true,
+								ValidateFunc: countValidation,
+							},
+						},
+					},
+				}
+				if definition.CanAutoScaleOnSchedule {
+					autoScales["capacity"].ConflictsWith = []string{
+						fmt.Sprintf("%s.0.autoscale.0.recurrence", schemaLocation),
+					}
+				}
+			}
 			if definition.CanAutoScaleOnSchedule {
 				autoScales["recurrence"] = &pluginsdk.Schema{
 					Type:     pluginsdk.TypeList,