diff --git a/tests/real_projects/python-algorithms.toml b/tests/real_projects/python-algorithms.toml
index 163fda3a..aebd4a26 100644
--- a/tests/real_projects/python-algorithms.toml
+++ b/tests/real_projects/python-algorithms.toml
@@ -116,7 +116,7 @@ requirements = [
     "pandas",
     "pillow",
     "projectq",
-    "qiskit",
+    "qiskit<1",
     "requests",
     "rich",
     "scikit-fuzzy",