diff --git a/lib/src/lib.rs b/lib/src/lib.rs
index 0064478..489e92f 100644
--- a/lib/src/lib.rs
+++ b/lib/src/lib.rs
@@ -62,7 +62,9 @@ impl<ColourFormat: From<Colour> + Clone> EmulatorCore<ColourFormat> {
         output: AudioOutput,
         tile_window: Option<Box<dyn Renderer<ColourFormat>>>,
     ) -> Self {
-        VERBOSE.set(options.verbose).unwrap();
+        if options.verbose {
+            VERBOSE.set(true).unwrap();
+        }
 
         let rom = match options.rom {
             RomFile::Path(path) => {