diff --git a/pyproject.toml b/pyproject.toml
index 612b35b..e13bb21 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -29,7 +29,6 @@ dependencies = [
     "docplex>=2.21.207",
     "dwave-system>=1.21.0",
     "dwave-samplers>=1.2.0",
-    "rectangle-packer<=1.1.1"
 ]
 
 classifiers = [