diff --git a/python/batch-predictor/requirements.txt b/python/batch-predictor/requirements.txt
index 92077f271..2d2c55d56 100644
--- a/python/batch-predictor/requirements.txt
+++ b/python/batch-predictor/requirements.txt
@@ -1,7 +1,7 @@
 cloudpickle==2.0.0
 findspark==2.0.1
-merlin-sdk==0.44.0
-mlflow==2.17.2
+merlin-sdk==0.45.1
+mlflow==1.26.1
 pyarrow>=0.14.1,<=17.0.0
 pyspark==3.0.1
 setuptools<75
\ No newline at end of file
diff --git a/python/pyfunc-server/requirements.txt b/python/pyfunc-server/requirements.txt
index d1af983ec..033222df3 100644
--- a/python/pyfunc-server/requirements.txt
+++ b/python/pyfunc-server/requirements.txt
@@ -4,7 +4,7 @@ cloudpickle==2.0.0
 confluent-kafka==2.3.0
 grpcio-health-checking
 grpcio-reflection
-merlin-sdk==0.44.0
+merlin-sdk==0.45.1
 numpy>=1.8.2
 orjson>=2.6.8
 prometheus-client