diff --git a/backend.native/compiler/ir/backend.native/src/org/jetbrains/kotlin/backend/konan/OutputFiles.kt b/backend.native/compiler/ir/backend.native/src/org/jetbrains/kotlin/backend/konan/OutputFiles.kt
index dcb275b2920..588472ee4a0 100644
--- a/backend.native/compiler/ir/backend.native/src/org/jetbrains/kotlin/backend/konan/OutputFiles.kt
+++ b/backend.native/compiler/ir/backend.native/src/org/jetbrains/kotlin/backend/konan/OutputFiles.kt
@@ -27,7 +27,7 @@ class OutputFiles(outputPath: String?, target: KonanTarget, produce: CompilerOut
      * Header file for dynamic library.
      */
     val cAdapterHeader      by lazy { File("${outputName}_api.h") }
-    val cAdapterDef         by lazy { File("${outputName}_symbols.def") }
+    val cAdapterDef         by lazy { File("${outputName}.def") }
 
     /**
      * Main compiler's output file.
diff --git a/runtime/src/main/cpp/ExecFormat.cpp b/runtime/src/main/cpp/ExecFormat.cpp
index fb4fe50f957..f5bd74669dd 100644
--- a/runtime/src/main/cpp/ExecFormat.cpp
+++ b/runtime/src/main/cpp/ExecFormat.cpp
@@ -315,8 +315,11 @@ extern "C" bool AddressToSymbol(const void* address, char* resultBuffer, size_t
   if (theExeSymbolTable == nullptr) {
     // Note: do not protecting the lazy initialization by critical sections for simplicity;
     // this doesn't have any serious consequences.
-    theExeSymbolTable = konanConstructInstance<SymbolTable>(
-        GetModuleHandle(nullptr));
+    HMODULE hModule = nullptr;
+    int rv = GetModuleHandleExW(GET_MODULE_HANDLE_EX_FLAG_FROM_ADDRESS | GET_MODULE_HANDLE_EX_FLAG_UNCHANGED_REFCOUNT,
+               reinterpret_cast<LPCWSTR>(&AddressToSymbol), &hModule);
+    RuntimeAssert(rv != 0, "GetModuleHandleExW fails");
+    theExeSymbolTable = konanConstructInstance<SymbolTable>(hModule);
   }
   return theExeSymbolTable->functionAddressToSymbol(address, resultBuffer, resultBufferSize);
 }