diff --git a/blogs/2403-semantic-search-with-max-engine/requirements.txt b/blogs/2403-semantic-search-with-max-engine/requirements.txt
index 0d41ad9..8373e38 100644
--- a/blogs/2403-semantic-search-with-max-engine/requirements.txt
+++ b/blogs/2403-semantic-search-with-max-engine/requirements.txt
@@ -6,6 +6,6 @@ scikit-learn==1.5.0
 torch==2.2.1
 transformers==4.53.0
 chromadb==0.4.24
-onnx==1.17.0
+onnx==1.21.0rc1
 onnxruntime==1.17.1
 optimum==1.17.1