diff --git a/requirements.txt b/requirements.txt
index fb151a8..ed7973f 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,4 +1,4 @@
-smt>=2.14.1
+smt>=2.15.0
 pyDOE3>=1.6.2
 numpy>=2.4.6
 scipy>=1.17.1