diff --git a/binder/requirements.txt b/binder/requirements.txt
index ecb9428..9c93984 100644
--- a/binder/requirements.txt
+++ b/binder/requirements.txt
@@ -3,4 +3,4 @@ tiingo==0.14.0
 
 # You technically don't have to use tiingo with pandas, but
 # we included it since most data analysts will have it installed already.
-pandas==1.3.2
+pandas==1.3.4
diff --git a/requirements_dev.txt b/requirements_dev.txt
index fbbff0b..aaff928 100644
--- a/requirements_dev.txt
+++ b/requirements_dev.txt
@@ -1,15 +1,15 @@
-pip==21.2.4
+pip==21.3
 bumpversion==0.6.0
 wheel==0.37.0
-watchdog==2.1.3
+watchdog==2.1.6
 flake8==4.0.1
-tox==3.24.2
+tox==3.24.4
 coverage==5.5
 cryptography==3.4.8
-Sphinx==4.1.2
+Sphinx==4.3.0
 PyYAML==5.4.1
-pytest==6.2.4
+pytest==6.2.5
 pytest-runner==5.3.1
 vcrpy==2.1.1
-twine==3.4.2
-black==21.8b0
+twine==3.6.0
+black==21.11b1