diff --git a/yaml/_dumper_state.ts b/yaml/_dumper_state.ts
index 615e39866404..3a6f1f8c791e 100644
--- a/yaml/_dumper_state.ts
+++ b/yaml/_dumper_state.ts
@@ -760,30 +760,30 @@ export class DumperState {
       ) {
         compact = false;
       }
-      if (!Array.isArray(value)) {
-        if (block && Object.keys(value).length !== 0) {
-          value = this.stringifyBlockMapping(value, { tag, level, compact });
+      if (Array.isArray(value)) {
+        const arrayLevel = !this.arrayIndent && level > 0 ? level - 1 : level;
+        if (block && value.length !== 0) {
+          value = this.stringifyBlockSequence(value, {
+            level: arrayLevel,
+            compact,
+          });
           if (duplicate) {
             value = `&ref_${duplicateIndex}${value}`;
           }
         } else {
-          value = this.stringifyFlowMapping(value, { level });
+          value = this.stringifyFlowSequence(value, { level: arrayLevel });
           if (duplicate) {
             value = `&ref_${duplicateIndex} ${value}`;
           }
         }
       } else {
-        const arrayLevel = !this.arrayIndent && level > 0 ? level - 1 : level;
-        if (block && value.length !== 0) {
-          value = this.stringifyBlockSequence(value, {
-            level: arrayLevel,
-            compact,
-          });
+        if (block && Object.keys(value).length !== 0) {
+          value = this.stringifyBlockMapping(value, { tag, level, compact });
           if (duplicate) {
             value = `&ref_${duplicateIndex}${value}`;
           }
         } else {
-          value = this.stringifyFlowSequence(value, { level: arrayLevel });
+          value = this.stringifyFlowMapping(value, { level });
           if (duplicate) {
             value = `&ref_${duplicateIndex} ${value}`;
           }