diff --git a/src/ObjLoading/Parsing/Menu/MenuFileReader.cpp b/src/ObjLoading/Parsing/Menu/MenuFileReader.cpp
index 41090011..751d9103 100644
--- a/src/ObjLoading/Parsing/Menu/MenuFileReader.cpp
+++ b/src/ObjLoading/Parsing/Menu/MenuFileReader.cpp
@@ -79,25 +79,25 @@ bool MenuFileReader::IsValidEndState(const MenuFileParserState* state) const
 {
     if (state->m_current_item)
     {
-        std::cout << "In \"" << m_file_name << "\": Unclosed item at end of file!\n";
+        std::cerr << "In \"" << m_file_name << "\": Unclosed item at end of file!\n";
         return false;
     }
 
     if (state->m_current_menu)
     {
-        std::cout << "In \"" << m_file_name << "\": Unclosed menu at end of file!\n";
+        std::cerr << "In \"" << m_file_name << "\": Unclosed menu at end of file!\n";
         return false;
     }
 
     if (state->m_current_function)
     {
-        std::cout << "In \"" << m_file_name << "\": Unclosed function at end of file!\n";
+        std::cerr << "In \"" << m_file_name << "\": Unclosed function at end of file!\n";
         return false;
     }
 
     if (state->m_in_global_scope)
     {
-        std::cout << "In \"" << m_file_name << "\": Did not close global scope!\n";
+        std::cerr << "In \"" << m_file_name << "\": Did not close global scope!\n";
         return false;
     }
 
@@ -137,11 +137,11 @@ std::unique_ptr<ParsingResult> MenuFileReader::ReadMenuFile()
 
     if (!parser->Parse())
     {
-        std::cout << "Parsing menu file failed!" << std::endl;
+        std::cerr << "Parsing menu file failed!" << std::endl;
 
         const auto* parserEndState = parser->GetState();
         if(parserEndState->m_current_event_handler_set && !parserEndState->m_permissive_mode)
-            std::cout << "You can use the --menu-permissive option to try to compile the event handler script anyway." << std::endl;
+            std::cerr << "You can use the --menu-permissive option to try to compile the event handler script anyway." << std::endl;
         return nullptr;
     }
 
diff --git a/src/Parser/Parsing/Impl/AbstractParser.h b/src/Parser/Parsing/Impl/AbstractParser.h
index f4daec39..ba83b481 100644
--- a/src/Parser/Parsing/Impl/AbstractParser.h
+++ b/src/Parser/Parsing/Impl/AbstractParser.h
@@ -64,12 +64,12 @@ public:
 
                     if (!line.IsEof())
                     {
-                        std::cout << "Error: " << pos.m_filename.get() << " L" << pos.m_line << ':' << pos.m_column << " Could not parse expression:\n"
+                        std::cerr << "Error: " << pos.m_filename.get() << " L" << pos.m_line << ':' << pos.m_column << " Could not parse expression:\n"
                             << line.m_line.substr(pos.m_column - 1) << std::endl;
                     }
                     else
                     {
-                        std::cout << "Error: " << pos.m_filename.get() << " L" << pos.m_line << ':' << pos.m_column << " Could not parse expression." << std::endl;
+                        std::cerr << "Error: " << pos.m_filename.get() << " L" << pos.m_line << ':' << pos.m_column << " Could not parse expression." << std::endl;
                     }
                     return false;
                 }
@@ -82,11 +82,11 @@ public:
 
             if (!line.IsEof() && line.m_line.size() > static_cast<unsigned>(pos.m_column - 1))
             {
-                std::cout << "Error: " << e.FullMessage() << "\n" << line.m_line.substr(pos.m_column - 1) << std::endl;
+                std::cerr << "Error: " << e.FullMessage() << "\n" << line.m_line.substr(pos.m_column - 1) << std::endl;
             }
             else
             {
-                std::cout << "Error: " << e.FullMessage() << std::endl;
+                std::cerr << "Error: " << e.FullMessage() << std::endl;
             }
 
             return false;