diff --git a/.github/workflows/blossom-ci.yml b/.github/workflows/blossom-ci.yml
index 667eedd8..cdd819f2 100644
--- a/.github/workflows/blossom-ci.yml
+++ b/.github/workflows/blossom-ci.yml
@@ -47,7 +47,9 @@ jobs:
            github.actor == 'akshaysubr' ||
            github.actor == 'loliverhennigh' ||
            github.actor == 'mnabian' ||
-           github.actor == 'Alexey-Kamenev'
+           github.actor == 'Alexey-Kamenev' ||
+           github.actor == 'pzharrington' ||
+           github.actor == 'jleinonen'
          )
     steps:
       - name: Check if comment is issued by authorized person
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 78590c6c..5f29b953 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -27,6 +27,8 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ### Dependencies
 
+- Update NGC SDK dependency to fixed range due to internal API changes
+
 ## [0.4.0] - 2024-12-12
 
 ### Added
diff --git a/pyproject.toml b/pyproject.toml
index 27317e96..779592fc 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -22,7 +22,7 @@ dependencies = [
     "importlib_metadata",
     "loguru",
     "netCDF4>=1.6.4",
-    "ngcsdk>=3.48.0",
+    "ngcsdk>=3.48.0,<3.55.0",
     "numpy>=1.24.0",
     "nvidia-modulus>=0.6.0",
     "python-dotenv",