diff --git a/plugins/builtin/source/content/settings_entries.cpp b/plugins/builtin/source/content/settings_entries.cpp
index 9ee007e2f..38b4949a9 100644
--- a/plugins/builtin/source/content/settings_entries.cpp
+++ b/plugins/builtin/source/content/settings_entries.cpp
@@ -585,7 +585,7 @@ namespace hex::plugin::builtin {
         ImHexApi::System::impl::setCustomFontPath(fontFile);
 
         // If a custom font has been loaded now, also load the font size
-        float fontSize = ImHexApi::System::DefaultFontSize * ImHexApi::System::getGlobalScale();
+        float fontSize = ImHexApi::System::DefaultFontSize * std::round(ImHexApi::System::getGlobalScale());
         if (!fontFile.empty()) {
             fontSize = ContentRegistry::Settings::read("hex.builtin.setting.font", "hex.builtin.setting.font.font_size", 13) * ImHexApi::System::getGlobalScale();
         }