diff --git a/pyproject.toml b/pyproject.toml
index fdcba07c..d826d224 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -45,7 +45,7 @@ dependencies = [
     "pydantic-extra-types>=2.11.0,<3.0.0",
     "ical>=11.1.0,<12",
     "redis[hiredis]>=5.3.0,<8.0.0",
-    "environs[django]>=14.5.0,<15.0.0",
+    "environs[django]>=14.5.0,<16.0.0",
     "requests>=2.32.5,<3.0.0",
     "honcho>=2.0.0",
     "psutil>=7.2.2,<8.0.0",