diff --git a/pyproject.toml b/pyproject.toml
index f9507f5..ddcc29d 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -24,6 +24,7 @@ license = {file = "LICENSE"}
 classifiers = ["License :: OSI Approved :: MIT License"]
 # version is found in: ~/sandbox/sparclclient/sparcl/__init__.py
 dynamic = ["version", "description"]
+dependencies = ["requests==2.31.0", "numpy==1.26.1", "spectres", "pyjwt"]
 
 [project.urls]
 "Homepage" = "https://github.com/pypa/sparclclient"
diff --git a/sparcl/__init__.py b/sparcl/__init__.py
index a2eda67..c24b3e2 100644
--- a/sparcl/__init__.py
+++ b/sparcl/__init__.py
@@ -32,4 +32,4 @@
 # __version__ = "1.2.1"
 # FIRST uncommented value will be used! (so only leave one uncommented)
 #__version__ = "1.2.2"
-__version__ = "1.2.3b2"
+__version__ = "1.2.3b4"