diff --git a/.github/workflows/test-examples.yaml b/.github/workflows/test-examples.yaml
index 7e81f00..8c16c38 100644
--- a/.github/workflows/test-examples.yaml
+++ b/.github/workflows/test-examples.yaml
@@ -11,7 +11,7 @@ jobs:
 
     env:
       SHELL: /bin/bash
-      INSTALLED_EDM_VERSION: "3.7.0"
+      INSTALLED_EDM_VERSION: "4.0.0"
       EDM_API_TOKEN: ${{ secrets.HATCHER_TOKEN }}
 
     strategy:
@@ -51,7 +51,7 @@ jobs:
           fetch-depth: 0
 
       - name: Set up EDM
-        uses: enthought/setup-edm-action@v2
+        uses: enthought/setup-edm-action@v4
         with:
           edm-version:  ${{ env.INSTALLED_EDM_VERSION }}
 
diff --git a/Minimal/bootstrap.py b/Minimal/bootstrap.py
index 3487372..8812ca2 100644
--- a/Minimal/bootstrap.py
+++ b/Minimal/bootstrap.py
@@ -27,7 +27,7 @@ def bootstrap(ci_mode):
 
     if ENV_NAME not in _list_edm_envs():
         print(f"Creating development environment '{ENV_NAME}'...")
-        cmd = ["edm", "envs", "create", ENV_NAME, "--version", "3.8", "--force"]
+        cmd = ["edm", "envs", "create", ENV_NAME, "--version", "3.11", "--force"]
         subprocess.run(cmd, check=True)
 
         cmd = ["edm", "install", "-e", ENV_NAME, "-y"] + EDM_DEPS
diff --git a/Panel/bootstrap.py b/Panel/bootstrap.py
index 9f1ae50..0bb011c 100644
--- a/Panel/bootstrap.py
+++ b/Panel/bootstrap.py
@@ -27,7 +27,7 @@ def bootstrap(ci_mode):
 
     if ENV_NAME not in _list_edm_envs():
         print(f"Creating development environment '{ENV_NAME}'...")
-        cmd = ["edm", "envs", "create", ENV_NAME, "--version", "3.8", "--force"]
+        cmd = ["edm", "envs", "create", ENV_NAME, "--version", "3.11", "--force"]
         subprocess.run(cmd, check=True)
 
         cmd = ["edm", "install", "-e", ENV_NAME, "-y"] + EDM_DEPS
diff --git a/Plotly Dash/bootstrap.py b/Plotly Dash/bootstrap.py
index 1818a2c..6de8117 100644
--- a/Plotly Dash/bootstrap.py	
+++ b/Plotly Dash/bootstrap.py	
@@ -27,7 +27,7 @@ def bootstrap(ci_mode):
 
     if ENV_NAME not in _list_edm_envs():
         print(f"Creating development environment '{ENV_NAME}'...")
-        cmd = ["edm", "envs", "create", ENV_NAME, "--version", "3.8", "--force"]
+        cmd = ["edm", "envs", "create", ENV_NAME, "--version", "3.11", "--force"]
         subprocess.run(cmd, check=True)
 
         cmd = ["edm", "install", "-e", ENV_NAME, "-y"] + EDM_DEPS
diff --git a/React/bootstrap.py b/React/bootstrap.py
index c447c69..5a8e6ce 100644
--- a/React/bootstrap.py
+++ b/React/bootstrap.py
@@ -27,7 +27,7 @@ def bootstrap(ci_mode):
 
     if ENV_NAME not in _list_edm_envs():
         print(f"Creating development environment '{ENV_NAME}'...")
-        cmd = ["edm", "envs", "create", ENV_NAME, "--version", "3.8", "--force"]
+        cmd = ["edm", "envs", "create", ENV_NAME, "--version", "3.11", "--force"]
         subprocess.run(cmd, check=True)
 
         cmd = ["edm", "install", "-e", ENV_NAME, "-y"] + EDM_DEPS
diff --git a/Streamlit/bootstrap.py b/Streamlit/bootstrap.py
index 26ba1de..dbd0f59 100644
--- a/Streamlit/bootstrap.py
+++ b/Streamlit/bootstrap.py
@@ -27,7 +27,7 @@ def bootstrap(ci_mode):
 
     if ENV_NAME not in _list_edm_envs():
         print(f"Creating development environment '{ENV_NAME}'...")
-        cmd = ["edm", "envs", "create", ENV_NAME, "--version", "3.8", "--force"]
+        cmd = ["edm", "envs", "create", ENV_NAME, "--version", "3.11", "--force"]
         subprocess.run(cmd, check=True)
 
         cmd = ["edm", "install", "-e", ENV_NAME, "-y"] + EDM_DEPS