diff --git a/news/pip.rst b/news/pip.rst
new file mode 100644
index 00000000..01c61661
--- /dev/null
+++ b/news/pip.rst
@@ -0,0 +1,23 @@
+**Added:**
+
+* <news item>
+
+**Changed:**
+
+* <news item>
+
+**Deprecated:**
+
+* <news item>
+
+**Removed:**
+
+* <news item>
+
+**Fixed:**
+
+* add PyPI packages under pip.txt
+
+**Security:**
+
+* <news item>
diff --git a/news/recut.rst b/news/recut.rst
index e006ae7b..919a742e 100644
--- a/news/recut.rst
+++ b/news/recut.rst
@@ -16,7 +16,7 @@
 
 **Fixed:**
 
-* Re-cookiecutter to group's package standard
+* re-cookiecutter to group's package standard
 
 **Security:**
 
diff --git a/news/tests-dir.rst b/news/tests-dir.rst
index 2d0e6711..91531047 100644
--- a/news/tests-dir.rst
+++ b/news/tests-dir.rst
@@ -16,9 +16,9 @@
 
 **Fixed:**
 
-* Moved the tests directory from src to the root using conftest.py.
-* Fixed a circular import bug during " pip install ." in GitHub CI.
-* Renamed .py files under tests to snake_case.
+* moved the tests directory from src to the root using conftest.py.
+* fixed a circular import bug during " pip install ." in GitHub CI.
+* renamed .py files under tests to snake_case.
 
 **Security:**
 
diff --git a/pyproject.toml b/pyproject.toml
index 56742459..a25ee157 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -49,7 +49,7 @@ exclude = []  # exclude packages matching these glob patterns (empty by default)
 namespaces = false  # to disable scanning PEP 420 namespaces (true by default)
 
 [tool.setuptools.dynamic]
-dependencies = {file = ["requirements/run.txt"]}
+dependencies = {file = ["requirements/pip.txt"]}
 
 [tool.black]
 line-length = 115
diff --git a/requirements/run.txt b/requirements/conda.txt
similarity index 100%
rename from requirements/run.txt
rename to requirements/conda.txt
diff --git a/requirements/pip.txt b/requirements/pip.txt
index e69de29b..33133cd6 100644
--- a/requirements/pip.txt
+++ b/requirements/pip.txt
@@ -0,0 +1,2 @@
+diffpy.structure
+six