diff --git a/.github/workflows/python-package.yml b/.github/workflows/python-package.yml
index 585d29e..7deefcb 100644
--- a/.github/workflows/python-package.yml
+++ b/.github/workflows/python-package.yml
@@ -28,7 +28,7 @@ jobs:
       run: |
         python -m pip install --upgrade pip
         python -m pip install flake8 pytest
-        if [ -f requirements.txt ]; then pip install -r requirements.txt; fi
+        pip install .
     - name: Lint with flake8
       run: |
         # stop the build if there are Python syntax errors or undefined names
diff --git a/README.md b/README.md
index d010095..e3db40c 100644
--- a/README.md
+++ b/README.md
@@ -12,9 +12,9 @@ pip install git+https://github.com/joefutrelle/pyifcb
 ```
 It is strongly recommended that you use a version tag when installing pyifcb. See [releases](https://github.com/joefutrelle/pyifcb/releases) for available version tags.
 
-For example to install pyifcb 1.1.1,
+For example to install pyifcb 1.2.1,
 ```
-pip install 'git+https://github.com/joefutrelle/pyifcb@v1.1.1'
+pip install 'git+https://github.com/joefutrelle/pyifcb@v1.2.1'
 ```
 
 ### From the latest git commit:
diff --git a/pyproject.toml b/pyproject.toml
index f95e219..0a11f79 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -4,7 +4,7 @@ build-backend = "hatchling.build"
 
 [project]
 name = "pyifcb"
-version = "1.2"
+version = "1.2.1"
 description = "Imaging FlowCytobot Python API, generation 2"
 readme = "README.md"
 authors = [{name = "Joe Futrelle", email = "jfutrelle@whoi.edu"},
diff --git a/requirements.txt b/requirements.txt
deleted file mode 100644
index 2e70f13..0000000
--- a/requirements.txt
+++ /dev/null
@@ -1,10 +0,0 @@
-scipy==1.12.0
-pandas==2.2.1
-h5py==3.10.0
-requests==2.32.0
-Pillow==10.3.0
-rectpack==0.2.2
-scikit-image==0.22.0
-pysmb==1.2.9.1
-smbprotocol==1.13.0
-pyyaml==6.0.1