diff --git a/CONTRIBUTORS.md b/CONTRIBUTORS.md
index 33c041e0a4..df806b1d5b 100644
--- a/CONTRIBUTORS.md
+++ b/CONTRIBUTORS.md
@@ -39,9 +39,9 @@ Guidelines for modifications:
 * Chenyu Yang
 * Jia Lin Yuan
 * Jingzhou Liu
+* Kourosh Darvish
 * Lorenz Wellhausen
 * Muhong Guo
-* Kourosh Darvish
 * Özhan Özen
 * Qinxi Yu
 * René Zurbrügg
diff --git a/source/extensions/omni.isaac.orbit_tasks/setup.py b/source/extensions/omni.isaac.orbit_tasks/setup.py
index 899b96703c..4f21105521 100644
--- a/source/extensions/omni.isaac.orbit_tasks/setup.py
+++ b/source/extensions/omni.isaac.orbit_tasks/setup.py
@@ -22,7 +22,9 @@
     "numpy",
     "torch==2.0.1",
     "torchvision>=0.14.1",  # ensure compatibility with torch 1.13.1
-    "protobuf>=3.20.2",
+    # 5.26.0 introduced a breaking change, so we restricted it for now.
+    # See issue https://github.com/tensorflow/tensorboard/issues/6808 for details.
+    "protobuf >= 3.19.6, < 5.0.0",
     # data collection
     "h5py",
     # basic logger