diff --git a/src/answers/Q_72193393/requirements.txt b/src/answers/Q_72193393/requirements.txt
index 0daa28d..eb2f03b 100644
--- a/src/answers/Q_72193393/requirements.txt
+++ b/src/answers/Q_72193393/requirements.txt
@@ -1,4 +1,4 @@
-numpy
+numpy==1.26.4
 pandas
 kaleido
 optuna