diff --git a/pyproject.toml b/pyproject.toml
index 96893d0..8ee6ac7 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -20,7 +20,7 @@ classifiers = [
     "Operating System :: OS Independent"
 ]
 dependencies = [
-    "embasp-python>=8",
+    "embasp-python>=8.1.3",
     "tornado>=6.5.5"
 ]
 keywords = ["logic programming", "ASP", "Datalog"]