diff --git a/rtd_requirements.txt b/rtd_requirements.txt
index 4c093549..2e6dc2f7 100644
--- a/rtd_requirements.txt
+++ b/rtd_requirements.txt
@@ -1,4 +1,4 @@
-dash < 4.1.0
+dash < 4.2.0
 demandlib < 0.3.0
 egoio >= 0.4.7, < 0.5.0
 geopy >= 2.0.0, < 2.5.0
diff --git a/setup.py b/setup.py
index a07f355c..b98ea10c 100644
--- a/setup.py
+++ b/setup.py
@@ -25,7 +25,7 @@ def read(fname):
 
 requirements = [
     "contextily < 1.8.0",
-    "dash < 4.1.0",
+    "dash < 4.2.0",
     "demandlib < 0.3.0",
     "descartes < 1.2.0",
     "egoio >= 0.4.7, < 0.5.0",
@@ -68,7 +68,7 @@ def read(fname):
     "pytest-html < 5.0.0",
     "pytest-metadata < 4.0.0",
     "anyio < 5.0.0",
-    "dash < 4.1.0",
+    "dash < 4.2.0",
     "pluggy < 2.0.0",
     "pyupgrade < 3.22.0",
     "sphinx < 9.2.0",