diff --git a/common/lc_library.cpp b/common/lc_library.cpp
index bcd834cc..2c943091 100644
--- a/common/lc_library.cpp
+++ b/common/lc_library.cpp
@@ -1537,6 +1537,11 @@ void lcPiecesLibrary::UploadTextures(lcContext* Context)
 	mTextureUploads.clear();
 }
 
+bool lcPiecesLibrary::SupportsStudLogo() const
+{
+	return mZipFiles[LC_ZIPFILE_UNOFFICIAL] || mHasUnofficial;
+}
+
 void lcPiecesLibrary::SetStudLogo(int StudLogo, bool Reload)
 {
 	mStudLogo = StudLogo;
diff --git a/common/lc_library.h b/common/lc_library.h
index deb95c85..0c8e197c 100644
--- a/common/lc_library.h
+++ b/common/lc_library.h
@@ -127,6 +127,7 @@ public:
 
 	bool LoadPrimitive(lcLibraryPrimitive* Primitive);
 
+	bool SupportsStudLogo() const;
 	void SetStudLogo(int StudLogo, bool Reload);
 
 	int GetStudLogo() const
diff --git a/qt/lc_qpreferencesdialog.cpp b/qt/lc_qpreferencesdialog.cpp
index 3e107f99..c3d4f3f2 100644
--- a/qt/lc_qpreferencesdialog.cpp
+++ b/qt/lc_qpreferencesdialog.cpp
@@ -182,6 +182,12 @@ lcQPreferencesDialog::lcQPreferencesDialog(QWidget* Parent, lcPreferencesDialogO
 	else
 		ui->PreviewViewSphereSizeCombo->setCurrentIndex(0);
 
+	if (!lcGetPiecesLibrary()->SupportsStudLogo())
+	{
+		ui->studLogo->setEnabled(false);
+		ui->studLogoCombo->setEnabled(false);
+	}
+
 	ui->studLogo->setChecked(mOptions->StudLogo);
 	if (ui->studLogo->isChecked())
 		ui->studLogoCombo->setCurrentIndex(mOptions->StudLogo - 1);
@@ -556,7 +562,8 @@ void lcQPreferencesDialog::ColorButtonClicked()
 
 void lcQPreferencesDialog::on_studLogo_toggled()
 {
-   ui->studLogoCombo->setEnabled(ui->studLogo->isChecked());
+	if (lcGetPiecesLibrary()->SupportsStudLogo())
+	   ui->studLogoCombo->setEnabled(ui->studLogo->isChecked());
 }
 
 void lcQPreferencesDialog::on_antiAliasing_toggled()