diff --git a/ASTree.cpp b/ASTree.cpp
index 05e15a3..c222d88 100644
--- a/ASTree.cpp
+++ b/ASTree.cpp
@@ -101,7 +101,9 @@ PycRef<ASTNode> PyarmorMixStrDecrypt(const std::string &inputString, PycModule *
     case 2:
     {
         PycBuffer buf(result.data(), (int)result.length());
-        return new ASTObject(LoadObject(&buf, mod));
+        PycModule temp_mod;
+        temp_mod.copyFrom(*mod);
+        return new ASTObject(LoadObject(&buf, &temp_mod));
     }
     case 3:
     {
@@ -112,7 +114,9 @@ PycRef<ASTNode> PyarmorMixStrDecrypt(const std::string &inputString, PycModule *
     case 4:
     {
         PycBuffer buf(result.data(), (int)result.length());
-        auto obj = new ASTObject(LoadObject(&buf, mod));
+        PycModule temp_mod;
+        temp_mod.copyFrom(*mod);
+        auto obj = new ASTObject(LoadObject(&buf, &temp_mod));
         // (pyarmor__1, pyarmor__2, pyarmor__3) = ('builtins', ('enumerate', 'ImportError', 'hasattr'), 0)
         //                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
         auto tuple = obj->object().try_cast<PycTuple>();
diff --git a/pyc_module.cpp b/pyc_module.cpp
index 4c4bd1e..5f67324 100644
--- a/pyc_module.cpp
+++ b/pyc_module.cpp
@@ -327,6 +327,17 @@ void PycModule::loadFromOneshotSequenceFile(const char *filename)
     m_code = LoadObject(&in, this).cast<PycCode>();
 }
 
+void PycModule::copyFrom(const PycModule& mod)
+{
+    this->m_maj = mod.m_maj;
+    this->m_min = mod.m_min;
+    this->m_unicode = mod.m_unicode;
+    std::memcpy(this->pyarmor_aes_key, mod.pyarmor_aes_key, 16);
+    std::memcpy(this->pyarmor_mix_str_aes_nonce, mod.pyarmor_mix_str_aes_nonce, 12);
+    this->pyarmor_co_code_aes_nonce_xor_enabled = mod.pyarmor_co_code_aes_nonce_xor_enabled;
+    std::memcpy(this->pyarmor_co_code_aes_nonce_xor_key, mod.pyarmor_co_code_aes_nonce_xor_key, 12);
+}
+
 #define GET_REAL_OPERAND_2_AND_ADD_CURRENT_PTR(CUR, REF)   \
     do                                                     \
     {                                                      \
diff --git a/pyc_module.h b/pyc_module.h
index eb95aed..f4b8a6d 100644
--- a/pyc_module.h
+++ b/pyc_module.h
@@ -47,6 +47,7 @@ public:
     void loadFromFile(const char* filename);
     void loadFromMarshalledFile(const char *filename, int major, int minor);
     void loadFromOneshotSequenceFile(const char* filename);
+    void copyFrom(const PycModule& mod);
     bool isValid() const { return (m_maj >= 0) && (m_min >= 0); }
 
     int majorVer() const { return m_maj; }
diff --git a/pyc_string.cpp b/pyc_string.cpp
index b7d4a83..fe67aa8 100644
--- a/pyc_string.cpp
+++ b/pyc_string.cpp
@@ -173,8 +173,8 @@ void PycString::dasPrintAndDecrypt(std::ostream &stream, PycModule *mod, bool tr
         mod->pyarmor_aes_key,
         16,
         &nonce);
-    
-    PycString decrypted(TYPE_UNICODE);
+
+    PycString decrypted(m_value[0] & 1 ? TYPE_UNICODE : TYPE_STRING);
     decrypted.setValue(result);
     decrypted.print(stream, mod, triple, parent_f_string_quote);
     stream << "   # ";