diff --git a/images/macos/toolsets/toolset-10.13.json b/images/macos/toolsets/toolset-10.13.json
index 3bf62968..e4834c8b 100644
--- a/images/macos/toolsets/toolset-10.13.json
+++ b/images/macos/toolsets/toolset-10.13.json
@@ -180,7 +180,12 @@
         ]
     },
     "powershellModules": [
-        {"name": "Az"},
+        {
+            "name": "Az",
+            "versions": [
+                "4.8.0"
+            ]
+        },
         {"name": "MarkdownPS"},
         {"name": "Pester"}
     ],
diff --git a/images/macos/toolsets/toolset-10.14.json b/images/macos/toolsets/toolset-10.14.json
index aa1b4101..2d0972ca 100644
--- a/images/macos/toolsets/toolset-10.14.json
+++ b/images/macos/toolsets/toolset-10.14.json
@@ -201,7 +201,12 @@
         ]
     },
     "powershellModules": [
-        {"name": "Az"},
+        {
+            "name": "Az",
+            "versions": [
+                "4.8.0"
+            ]
+        },
         {"name": "MarkdownPS"},
         {"name": "Pester"}
     ],
diff --git a/images/macos/toolsets/toolset-10.15.json b/images/macos/toolsets/toolset-10.15.json
index 229ccc79..11a7e016 100644
--- a/images/macos/toolsets/toolset-10.15.json
+++ b/images/macos/toolsets/toolset-10.15.json
@@ -117,7 +117,12 @@
         ]
     },
     "powershellModules": [
-        {"name": "Az"},
+        {
+            "name": "Az",
+            "versions": [
+                "4.8.0"
+            ]
+        },
         {"name": "MarkdownPS"},
         {"name": "Pester"}
     ],
diff --git a/images/macos/toolsets/toolset-11.0.json b/images/macos/toolsets/toolset-11.0.json
index c05de28c..874dec12 100644
--- a/images/macos/toolsets/toolset-11.0.json
+++ b/images/macos/toolsets/toolset-11.0.json
@@ -59,7 +59,12 @@
         "addon-list": []
     },
     "powershellModules": [
-        {"name": "Az"},
+        {
+            "name": "Az",
+            "versions": [
+                "4.8.0"
+            ]
+        },
         {"name": "MarkdownPS"},
         {"name": "Pester"}
     ],