diff --git a/pyproject.toml b/pyproject.toml
index ad8164e..cd989ff 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -6,7 +6,7 @@ build-backend = "poetry.core.masonry.api"
 
 [tool.poetry]
 name = "parallel-abus"
-version = "0.1.2"
+version = "0.1.3"
 description = ''
 readme = "README.md"
 # requires-python = ">=3.8"
@@ -23,6 +23,7 @@ classifiers = [
   "Programming Language :: Python :: 3.10",
   "Programming Language :: Python :: 3.11",
   "Programming Language :: Python :: 3.12",
+  'Programming Language :: Python :: 3 :: Only',
   "Programming Language :: Python :: Implementation :: CPython",
   "Programming Language :: Python :: Implementation :: PyPy",
 ]
@@ -31,10 +32,12 @@ packages = [
 ]
 
 [tool.poetry.dependencies]
+python=">=3.8"
+numpy=">=1.22"
 scipy=">=1.6"
-matplotlib=">=3.4"
 
 [tool.poetry.group.test.dependencies]
+matplotlib=">=3.4"
 pytest="8.0"
 openseespy = "3.5.1.3"
 pandas = "~2"
diff --git a/src/parallel_abus/__about__.py b/src/parallel_abus/__about__.py
index bc6fe1b..31d99b6 100644
--- a/src/parallel_abus/__about__.py
+++ b/src/parallel_abus/__about__.py
@@ -1,4 +1,4 @@
 # SPDX-FileCopyrightText: 2024-present psimon1 <patrick.simon@bam.de>
 #
 # SPDX-License-Identifier: MIT
-__version__ = "0.1.2"
+__version__ = "0.1.3"