diff --git a/src/matrix.py b/src/matrix.py
index eb9e660..dcef105 100644
--- a/src/matrix.py
+++ b/src/matrix.py
@@ -9,8 +9,9 @@ from luma.core.legacy.font import proportional, CP437_FONT, LCD_FONT
 
 
 class MatrixDisplay:
-    def __init__(self, *, contrast=0) -> None:
+    def __init__(self, *, contrast=0, text_speed=0.02) -> None:
         self.contrast = contrast
+        self.text_speed = text_speed
         self.serial = spi(port=0, device=0, gpio=noop())
         self.device = max7219(
             self.serial, width=32, height=8, rotate=2, block_orientation=-90
@@ -28,7 +29,7 @@ class MatrixDisplay:
 
         for offset in range(width):
             virtual.set_position((offset, 0))
-            time.sleep(0.015)
+            time.sleep(self.text_speed)
 
     def flash(self, count=1):
         self.device.contrast(255)