diff --git a/docs/source/chapt_install/install_optional.rst b/docs/source/chapt_install/install_optional.rst
index 227c09daa..300a0a323 100644
--- a/docs/source/chapt_install/install_optional.rst
+++ b/docs/source/chapt_install/install_optional.rst
@@ -63,12 +63,12 @@ The path to the ALAMO executable will need to be set in the "Settings" panel. So
Install NLopt
^^^^^^^^^^^^^
-NLopt is an optional optimization library, which can be used by FOQUS. NLopt is not available to be installed with pip, but can be installed with conda as follows::
+NLopt is an optional optimization library, which can be used by FOQUS. NLopt can be installed as follows::
conda activate ccsi-foqus
- conda install -c conda-forge nlopt
+ pip install nlopt==2.7.1
-For more information, see the `NLopt Installation Instructions `_.
+Newer versions of NLopt cannot be used with the latest versions of FOQUS. For more information, see the `NLopt Installation Instructions `_.
Install SnobFit
diff --git a/setup.py b/setup.py
index 8d2f343e1..122d48d90 100644
--- a/setup.py
+++ b/setup.py
@@ -112,6 +112,8 @@
"winshell; sys_platform == 'win32'",
"websocket_client>=1.1.0",
],
+ # pip install ccsi-foqus[nlopt] See Issue #1274 for details
+ extras_require={"nlopt": ["nlopt==2.7.1"]},
)
print(f"""