diff --git a/native/objcexport-header-generator/test/org/jetbrains/kotlin/backend/konan/tests/ObjCExportHeaderGeneratorTest.kt b/native/objcexport-header-generator/test/org/jetbrains/kotlin/backend/konan/tests/ObjCExportHeaderGeneratorTest.kt
index d0626bca40c..ccc71e3282c 100644
--- a/native/objcexport-header-generator/test/org/jetbrains/kotlin/backend/konan/tests/ObjCExportHeaderGeneratorTest.kt
+++ b/native/objcexport-header-generator/test/org/jetbrains/kotlin/backend/konan/tests/ObjCExportHeaderGeneratorTest.kt
@@ -167,6 +167,11 @@ class ObjCExportHeaderGeneratorTest(val generator: HeaderGenerator) {
         doTest(headersTestDataDir.resolve("classWithUnresolvedSuperTypeGenerics"))
     }
 
+    @Test
+    fun `test - topLevelFunctionWithNumberReturn`() {
+        doTest(headersTestDataDir.resolve("topLevelFunctionWithNumberReturn"))
+    }
+
     private fun doTest(root: File, configuration: Configuration = Configuration()) {
         if (!root.isDirectory) fail("Expected ${root.absolutePath} to be directory")
         val generatedHeaders = generator.generateHeaders(root, configuration).toString()
diff --git a/native/objcexport-header-generator/testData/headers/topLevelFunctionWithNumberReturn/!topLevelFunctionWithNumberReturn.h b/native/objcexport-header-generator/testData/headers/topLevelFunctionWithNumberReturn/!topLevelFunctionWithNumberReturn.h
new file mode 100644
index 00000000000..7d953649884
--- /dev/null
+++ b/native/objcexport-header-generator/testData/headers/topLevelFunctionWithNumberReturn/!topLevelFunctionWithNumberReturn.h
@@ -0,0 +1,37 @@
+#import <Foundation/NSArray.h>
+#import <Foundation/NSDictionary.h>
+#import <Foundation/NSError.h>
+#import <Foundation/NSObject.h>
+#import <Foundation/NSSet.h>
+#import <Foundation/NSString.h>
+#import <Foundation/NSValue.h>
+
+NS_ASSUME_NONNULL_BEGIN
+#pragma clang diagnostic push
+#pragma clang diagnostic ignored "-Wunknown-warning-option"
+#pragma clang diagnostic ignored "-Wincompatible-property-type"
+#pragma clang diagnostic ignored "-Wnullability"
+
+#pragma push_macro("_Nullable_result")
+#if !__has_feature(nullability_nullable_result)
+#undef _Nullable_result
+#define _Nullable_result _Nullable
+#endif
+
+__attribute__((objc_subclassing_restricted))
+@interface FooKt : Base
++ (int8_t)myByte __attribute__((swift_name("myByte()")));
++ (double)myDouble __attribute__((swift_name("myDouble()")));
++ (float)myFloat __attribute__((swift_name("myFloat()")));
++ (int32_t)myInt __attribute__((swift_name("myInt()")));
++ (int64_t)myLong __attribute__((swift_name("myLong()")));
++ (int16_t)myShort __attribute__((swift_name("myShort()")));
++ (uint8_t)myUByte __attribute__((swift_name("myUByte()")));
++ (uint32_t)myUInt __attribute__((swift_name("myUInt()")));
++ (uint64_t)myULong __attribute__((swift_name("myULong()")));
++ (uint16_t)myUShort __attribute__((swift_name("myUShort()")));
+@end
+
+#pragma pop_macro("_Nullable_result")
+#pragma clang diagnostic pop
+NS_ASSUME_NONNULL_END
diff --git a/native/objcexport-header-generator/testData/headers/topLevelFunctionWithNumberReturn/Foo.kt b/native/objcexport-header-generator/testData/headers/topLevelFunctionWithNumberReturn/Foo.kt
new file mode 100644
index 00000000000..191f258a5f2
--- /dev/null
+++ b/native/objcexport-header-generator/testData/headers/topLevelFunctionWithNumberReturn/Foo.kt
@@ -0,0 +1,14 @@
+fun myByte(): Byte = error("stub")
+fun myUByte(): UByte = error("stub")
+
+fun myShort(): Short = error("stub")
+fun myUShort(): UShort = error("stub")
+
+fun myInt(): Int = error("stub")
+fun myUInt(): UInt = error("stub")
+
+fun myLong(): Long = error("stub")
+fun myULong(): ULong = error("stub")
+
+fun myFloat(): Float = error("stub")
+fun myDouble(): Double = error("stub")