diff --git a/spack-environment/dev/spack.yaml b/spack-environment/dev/spack.yaml
index b7d3df5da9f9d6914dbff07f2e1ff7e17f0d1d4a..89e4c5eea80118d5587398253f78ebbc0d669a64 100644
--- a/spack-environment/dev/spack.yaml
+++ b/spack-environment/dev/spack.yaml
@@ -39,7 +39,7 @@ spack:
     - nlohmann-json@3.11.2
     - npsim@1.1.0 +geocad +http
     - onnx@1.13.1
-    - opencascade@7.6.3
+    - opencascade@7.7.1
     - osg-ca-certs@1.109.igtf.1.117
     - phonebook-cli@1.0.0
     - pkg-config@0.29.2