diff --git a/src/SaveTool/SaveTool_MassViewer.cpp b/src/SaveTool/SaveTool_MassViewer.cpp
index 7dba4e1..2bd8730 100644
--- a/src/SaveTool/SaveTool_MassViewer.cpp
+++ b/src/SaveTool/SaveTool_MassViewer.cpp
@@ -133,7 +133,7 @@ void SaveTool::drawMassViewer() {
                     ImGui::EndTabItem();
                 }
 
-                if(!_currentMass->globalStyles().size() != 0 && ImGui::BeginTabItem("Global styles")) {
+                if(_currentMass->globalStyles().size() != 0 && ImGui::BeginTabItem("Global styles")) {
                     drawGlobalStyles();
                     ImGui::EndTabItem();
                 }