diff --git a/requirements.txt b/requirements.txt
index 8aca5b3..8067358 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -2,7 +2,7 @@
 # Version is hardcoded to ensure uniformity no matter the platform.
 plotly~=6.5.2
 polars~=1.38.1
-dash~=3.4.0
+dash~=4.0.0
 pytest~=9.0.2
 pylint~=4.0.5
 black~=26.1.0