diff --git a/pyproject.toml b/pyproject.toml
index ce9b8f89..c7d34879 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -35,14 +35,23 @@ keywords = [
 classifiers = [
     "Development Status :: 4 - Beta",
     "Intended Audience :: Science/Research",
-    "Topic :: Scientific/Engineering :: Bio-Informatics",
-    "Topic :: Scientific/Engineering :: Chemistry",
     "License :: OSI Approved :: GNU General Public License v3 (GPLv3)",
+    'Programming Language :: C',
+    'Programming Language :: Python',
+    'Programming Language :: Python :: 3',
     "Programming Language :: Python :: 3",
     "Programming Language :: Python :: 3.9",
     "Programming Language :: Python :: 3.10",
     "Programming Language :: Python :: 3.11",
     "Programming Language :: Python :: 3 :: Only",
+    'Programming Language :: Python :: Implementation :: CPython',
+    'Topic :: Software Development',
+    'Topic :: Scientific/Engineering',
+    "Topic :: Scientific/Engineering :: Bio-Informatics",
+    "Topic :: Scientific/Engineering :: Chemistry",
+    'Operating System :: Microsoft :: Windows',
+    'Operating System :: Unix',
+    'Operating System :: MacOS',
 ]
 dependencies = [
     "toml==0.10.2",
@@ -98,4 +107,4 @@ repair-wheel-command = ""
 test-skip = "*-macosx_arm64"
 
 [tool.cibuildwheel.windows]
-archs = ["native"]
\ No newline at end of file
+archs = ["native"]