diff --git a/requirements.txt b/requirements.txt
index 2e601645c3051..bb65f440de0ae 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,6 +1,7 @@
 ninja  # For faster builds.
 psutil
 ray >= 2.5.1
+pandas  # Required for Ray data.
 sentencepiece  # Required for LLaMA tokenizer.
 numpy
 torch >= 2.0.0