diff --git a/apps/dash-tsne/requirements.txt b/apps/dash-tsne/requirements.txt
index 4fb10b079..86b6b62d4 100644
--- a/apps/dash-tsne/requirements.txt
+++ b/apps/dash-tsne/requirements.txt
@@ -1,8 +1,8 @@
 # Core
-dash==1.0.0
+dash==2.15.0
 gunicorn==19.9.0
-numpy==1.16.3
+numpy==1.22.0
 pandas==0.24.2
 scikit-learn==0.21.0
-scipy==1.2.1
-pillow==6.0.0
+scipy==1.11.1
+pillow==10.2.0
diff --git a/apps/dash-uber-rides-demo/requirements.txt b/apps/dash-uber-rides-demo/requirements.txt
index b978ad9e4..b75a5b3ab 100644
--- a/apps/dash-uber-rides-demo/requirements.txt
+++ b/apps/dash-uber-rides-demo/requirements.txt
@@ -1,3 +1,3 @@
-dash==1.0.0
+dash==2.15.0
 pandas==0.24.1
 gunicorn==19.9.0
\ No newline at end of file
diff --git a/apps/dash-web-trader/requirements.txt b/apps/dash-web-trader/requirements.txt
index 6754916a2..021c7da77 100644
--- a/apps/dash-web-trader/requirements.txt
+++ b/apps/dash-web-trader/requirements.txt
@@ -1,5 +1,5 @@
-dash==1.0.0
+dash==2.15.0
 plotly==3.10.0
 gunicorn==19.9.0
 pandas==0.24.2
-requests==2.22.0
\ No newline at end of file
+requests==2.31.0
\ No newline at end of file
diff --git a/apps/dash-wind-streaming/requirements.txt b/apps/dash-wind-streaming/requirements.txt
index c34ae2487..85c15ca38 100644
--- a/apps/dash-wind-streaming/requirements.txt
+++ b/apps/dash-wind-streaming/requirements.txt
@@ -1,5 +1,5 @@
-dash==1.0.0
-numpy==1.16.4
+dash==2.15.0
+numpy==1.22.0
 pandas==0.24.2
-scipy==1.3.0
+scipy==1.11.1
 gunicorn==19.9.0
\ No newline at end of file
diff --git a/apps/dash-yield-curve/requirements.txt b/apps/dash-yield-curve/requirements.txt
old mode 100755
new mode 100644
index de7a43957..bc27362b5
--- a/apps/dash-yield-curve/requirements.txt
+++ b/apps/dash-yield-curve/requirements.txt
@@ -1,3 +1,3 @@
 gunicorn==19.9.0
-dash==1.0.0
+dash==2.15.0
 pandas==0.24.2
\ No newline at end of file
diff --git a/apps/dashr-drug-discovery/requirements.txt b/apps/dashr-drug-discovery/requirements.txt
index ebe589d21..245591a6c 100644
--- a/apps/dashr-drug-discovery/requirements.txt
+++ b/apps/dashr-drug-discovery/requirements.txt
@@ -1,3 +1,3 @@
-dash==0.42.0 
+dash==2.15.0 
 gunicorn==19.9.0
 pandas==0.24.2
\ No newline at end of file