diff --git a/Minimal/ci/__main__.py b/Minimal/ci/__main__.py
index 2605ca5..fc90eca 100644
--- a/Minimal/ci/__main__.py
+++ b/Minimal/ci/__main__.py
@@ -48,8 +48,9 @@ def build(config, bundle_image, rebuild_zbundle, verbose):
     app_deps = config["app_deps"]["edm"]
     python_version = str(config["python_version"])
     if python_version == "3.8":
-        raise RuntimeError("Python 3.8 is not supported")
-    platform = "rh8-x86_64"
+        platform = "rh7-x86_64"
+    else:
+        platform = "rh8-x86_64"
 
     # First, we build a "zbundle" which contains all the eggs needed to
     # build the environment within the Docker image.
diff --git a/Panel/ci/__main__.py b/Panel/ci/__main__.py
index f73bd4f..8be30d2 100644
--- a/Panel/ci/__main__.py
+++ b/Panel/ci/__main__.py
@@ -48,8 +48,9 @@ def build(config, bundle_image, rebuild_zbundle, verbose):
     app_deps = config["app_deps"]["edm"]
     python_version = str(config["python_version"])
     if python_version == "3.8":
-        raise RuntimeError("Python 3.8 is not supported")
-    platform = "rh8-x86_64"
+        platform = "rh7-x86_64"
+    else:
+        platform = "rh8-x86_64"
 
     # First, we build a "zbundle" which contains all the eggs needed to
     # build the environment within the Docker image.
diff --git a/Panel/requirements.txt b/Panel/requirements.txt
index f9ec12d..4aa7e84 100644
--- a/Panel/requirements.txt
+++ b/Panel/requirements.txt
@@ -1 +1 @@
-panel
+# No pip requirements
diff --git a/Plotly Dash/ci/__main__.py b/Plotly Dash/ci/__main__.py
index ef97997..8f51af8 100644
--- a/Plotly Dash/ci/__main__.py	
+++ b/Plotly Dash/ci/__main__.py	
@@ -48,8 +48,9 @@ def build(config, bundle_image, rebuild_zbundle, verbose):
     app_deps = config["app_deps"]["edm"]
     python_version = str(config["python_version"])
     if python_version == "3.8":
-        raise RuntimeError("Python 3.8 is not supported")
-    platform = "rh8-x86_64"
+        platform = "rh7-x86_64"
+    else:
+        platform = "rh8-x86_64"
 
     # First, we build a "zbundle" which contains all the eggs needed to
     # build the environment within the Docker image.
diff --git a/Plotly Dash/requirements.txt b/Plotly Dash/requirements.txt
index 633b4b7..1adea34 100644
--- a/Plotly Dash/requirements.txt	
+++ b/Plotly Dash/requirements.txt	
@@ -1,2 +1 @@
-dash
 Flask-Session
diff --git a/React/ci/__main__.py b/React/ci/__main__.py
index 9bd7491..2dc9d4e 100644
--- a/React/ci/__main__.py
+++ b/React/ci/__main__.py
@@ -48,8 +48,9 @@ def build(config, bundle_image, rebuild_zbundle, verbose):
     app_deps = config["app_deps"]["edm"]
     python_version = str(config["python_version"])
     if python_version == "3.8":
-        raise RuntimeError("Python 3.8 is not supported")
-    platform = "rh8-x86_64"
+        platform = "rh7-x86_64"
+    else:
+        platform = "rh8-x86_64"
 
     # First, build the React application
     jsdir = op.join(SRC_ROOT, "src", "application", "frontend")
diff --git a/Streamlit/ci/__main__.py b/Streamlit/ci/__main__.py
index 442cdb3..d058430 100644
--- a/Streamlit/ci/__main__.py
+++ b/Streamlit/ci/__main__.py
@@ -48,8 +48,9 @@ def build(config, bundle_image, rebuild_zbundle, verbose):
     app_deps = config["app_deps"]["edm"]
     python_version = str(config["python_version"])
     if python_version == "3.8":
-        raise RuntimeError("Python 3.8 is not supported")
-    platform = "rh8-x86_64"
+        platform = "rh7-x86_64"
+    else:
+        platform = "rh8-x86_64"
 
     # First, we build a "zbundle" which contains all the eggs needed to
     # build the environment within the Docker image.