diff --git a/requirements.txt b/requirements.txt
index e367ce302..adc7a08f9 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -2,6 +2,6 @@ arviz>=0.11.2
 formulae==0.3.4
 numpy>1.22
 pandas>=1.0.0
-pymc>=4.0.0
+pymc>=5.0.0
 scipy>=1.7.0
 setuptools>47.1.0
\ No newline at end of file