diff --git a/src/containerapp/HISTORY.rst b/src/containerapp/HISTORY.rst
index dcb1fa845e1..e5c1c4fad45 100644
--- a/src/containerapp/HISTORY.rst
+++ b/src/containerapp/HISTORY.rst
@@ -2,6 +2,10 @@
 
 Release History
 ===============
+upcoming
+++++++
+* 'az containerapp create': fix `InvalidArgumentValueError` exception when binding has `-` dash in its name.
+
 0.3.36
 ++++++
 * 'az containerapp hostname bind': fix exception when not bringing --validation-method inputs
diff --git a/src/containerapp/azext_containerapp/_utils.py b/src/containerapp/azext_containerapp/_utils.py
index 5c7ce6f63c6..6f7a4116d01 100644
--- a/src/containerapp/azext_containerapp/_utils.py
+++ b/src/containerapp/azext_containerapp/_utils.py
@@ -467,7 +467,7 @@ def process_service(cmd, resource_list, service_name, arg_dict, subscription_id,
 
 
 def validate_binding_name(binding_name):
-    pattern = r'^(?=.{1,60}$)[a-zA-Z0-9._]+$'
+    pattern = r'^(?=.{1,60}$)[a-zA-Z0-9._-]+$'
     return bool(re.match(pattern, binding_name))