diff --git a/runtime/environment.txt b/runtime/environment.txt
index 44a96bc1..1d0ffae6 100644
--- a/runtime/environment.txt
+++ b/runtime/environment.txt
@@ -8,7 +8,7 @@ mlflow==2.9.2
 numpy==1.23.5
 pandas==2.0.3
 pmdarima==2.0.3
-prophet==1.1.4
+prophet==1.1.5
 pyarrow==14.0.1
 scikit-learn==1.3.0
 wrapt==1.14.1