diff --git a/src/BambuStudio.cpp b/src/BambuStudio.cpp
index 6585ece0a..578cc660f 100644
--- a/src/BambuStudio.cpp
+++ b/src/BambuStudio.cpp
@@ -95,7 +95,7 @@ static void glfw_callback(int error_code, const char* description)
 int CLI::run(int argc, char **argv)
 {
     // Mark the main thread for the debugger and for runtime checks.
-    set_current_thread_name("bambustudio_main");
+    set_current_thread_name("bambustu_main");
 
 #ifdef __WXGTK__
     // On Linux, wxGTK has no support for Wayland, and the app crashes on
@@ -1736,7 +1736,7 @@ LONG WINAPI VectoredExceptionHandler(PEXCEPTION_POINTERS pExceptionInfo)
 
 #if defined(_MSC_VER) || defined(__MINGW32__)
 extern "C" {
-    __declspec(dllexport) int __stdcall bambustudio_main(int argc, wchar_t **argv)
+    __declspec(dllexport) int __stdcall bambustu_main(int argc, wchar_t **argv)
     {
         // Convert wchar_t arguments to UTF8.
         std::vector<std::string> 	argv_narrow;
diff --git a/src/BambuStudio_app_msvc.cpp b/src/BambuStudio_app_msvc.cpp
index 5dfc4c463..41fee0901 100644
--- a/src/BambuStudio_app_msvc.cpp
+++ b/src/BambuStudio_app_msvc.cpp
@@ -204,7 +204,7 @@ bool OpenGLVersionCheck::message_pump_exit = false;
 
 extern "C" {
     typedef int (__stdcall *Slic3rMainFunc)(int argc, wchar_t **argv);
-    Slic3rMainFunc bambustudio_main = nullptr;
+    Slic3rMainFunc bambustu_main = nullptr;
 }
 
 extern "C" {
@@ -295,19 +295,19 @@ int wmain(int argc, wchar_t **argv)
     }
 
     // resolve function address here
-    bambustudio_main = (Slic3rMainFunc)GetProcAddress(hInstance_Slic3r,
+    bambustu_main = (Slic3rMainFunc)GetProcAddress(hInstance_Slic3r,
 #ifdef _WIN64
         // there is just a single calling conversion, therefore no mangling of the function name.
-        "bambustudio_main"
+        "bambustu_main"
 #else	// stdcall calling convention declaration
-        "_bambustudio_main@8"
+        "_bambustu_main@8"
 #endif
         );
-    if (bambustudio_main == nullptr) {
-        printf("could not locate the function bambustudio_main in BambuStudio.dll\n");
+    if (bambustu_main == nullptr) {
+        printf("could not locate the function bambustu_main in BambuStudio.dll\n");
         return -1;
     }
     // argc minus the trailing nullptr of the argv
-    return bambustudio_main((int)argv_extended.size() - 1, argv_extended.data());
+    return bambustu_main((int)argv_extended.size() - 1, argv_extended.data());
 }
 }
diff --git a/src/libslic3r/AppConfig.cpp b/src/libslic3r/AppConfig.cpp
index 03b42cfe5..47bc7dbf1 100644
--- a/src/libslic3r/AppConfig.cpp
+++ b/src/libslic3r/AppConfig.cpp
@@ -525,7 +525,7 @@ void AppConfig::save()
     {
         // Returns "undefined" if the thread naming functionality is not supported by the operating system.
         std::optional<std::string> current_thread_name = get_current_thread_name();
-        if (current_thread_name && *current_thread_name != "bambustudio_main")
+        if (current_thread_name && *current_thread_name != "bambustu_main")
             throw CriticalException("Calling AppConfig::save() from a worker thread!");
     }
 
@@ -777,7 +777,7 @@ void AppConfig::save()
     {
         // Returns "undefined" if the thread naming functionality is not supported by the operating system.
         std::optional<std::string> current_thread_name = get_current_thread_name();
-        if (current_thread_name && *current_thread_name != "bambustudio_main")
+        if (current_thread_name && *current_thread_name != "bambustu_main")
             throw CriticalException("Calling AppConfig::save() from a worker thread!");
     }