diff --git a/pyproject.toml b/pyproject.toml
index 2ec7d6c5..e174ceeb 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -20,7 +20,7 @@ dependencies = [
   "labthings-picamera2",
   "camera-stage-mapping",
   "numpy ~= 1.20",
-  "scipy ~= 1.6.1",
+  "scipy ~= 1.6",
 ]
 
 [project.optional-dependencies]