diff --git a/schemas/2015-03-20/Microsoft.OperationalInsights.json b/schemas/2015-03-20/Microsoft.OperationalInsights.json
index 760cea78e4..7885e7c56d 100644
--- a/schemas/2015-03-20/Microsoft.OperationalInsights.json
+++ b/schemas/2015-03-20/Microsoft.OperationalInsights.json
@@ -242,4 +242,4 @@
       "description": "A tag of a saved search."
     }
   }
-}
\ No newline at end of file
+}
diff --git a/schemas/2015-11-01-preview/Microsoft.OperationalInsights.json b/schemas/2015-11-01-preview/Microsoft.OperationalInsights.json
index d376dc0148..d0b818abfd 100644
--- a/schemas/2015-11-01-preview/Microsoft.OperationalInsights.json
+++ b/schemas/2015-11-01-preview/Microsoft.OperationalInsights.json
@@ -411,4 +411,4 @@
       "description": "Microsoft.OperationalInsights/workspaces/linkedServices"
     }
   }
-}
\ No newline at end of file
+}
diff --git a/schemas/2019-08-01-preview/Microsoft.OperationalInsights.json b/schemas/2019-08-01-preview/Microsoft.OperationalInsights.json
index e310154ae7..91c905ac49 100644
--- a/schemas/2019-08-01-preview/Microsoft.OperationalInsights.json
+++ b/schemas/2019-08-01-preview/Microsoft.OperationalInsights.json
@@ -305,6 +305,9 @@
           "description": "An array of tables to export, for example: [“Heartbeat, SecurityEvent”]."
         }
       },
+      "required": [
+        "tableNames"
+      ],
       "description": "Data Export properties."
     },
     "Destination": {
@@ -447,4 +450,4 @@
       }
     }
   }
-}
\ No newline at end of file
+}
diff --git a/schemas/2019-09-01-preview/Microsoft.OperationalInsights.json b/schemas/2019-09-01-preview/Microsoft.OperationalInsights.json
index a1ea1cb2d6..ed462bee49 100644
--- a/schemas/2019-09-01-preview/Microsoft.OperationalInsights.json
+++ b/schemas/2019-09-01-preview/Microsoft.OperationalInsights.json
@@ -263,4 +263,4 @@
       "description": "Microsoft.OperationalInsights/queryPacks/queries"
     }
   }
-}
\ No newline at end of file
+}
diff --git a/schemas/2020-03-01-preview/Microsoft.OperationalInsights.json b/schemas/2020-03-01-preview/Microsoft.OperationalInsights.json
index d5afbad83a..211b0b6967 100644
--- a/schemas/2020-03-01-preview/Microsoft.OperationalInsights.json
+++ b/schemas/2020-03-01-preview/Microsoft.OperationalInsights.json
@@ -654,6 +654,9 @@
           "description": "An array of tables to export, for example: [“Heartbeat, SecurityEvent”]."
         }
       },
+      "required": [
+        "tableNames"
+      ],
       "description": "Data Export properties."
     },
     "Destination": {
@@ -1427,4 +1430,4 @@
       "description": "Microsoft.OperationalInsights/workspaces/storageInsightConfigs"
     }
   }
-}
\ No newline at end of file
+}
diff --git a/schemas/2020-08-01/Microsoft.OperationalInsights.json b/schemas/2020-08-01/Microsoft.OperationalInsights.json
index 3673a10bd4..380b743b1c 100644
--- a/schemas/2020-08-01/Microsoft.OperationalInsights.json
+++ b/schemas/2020-08-01/Microsoft.OperationalInsights.json
@@ -653,6 +653,9 @@
           "description": "An array of tables to export, for example: [“Heartbeat, SecurityEvent”]."
         }
       },
+      "required": [
+        "tableNames"
+      ],
       "description": "Data Export properties."
     },
     "Destination": {
@@ -1425,4 +1428,4 @@
       "description": "Microsoft.OperationalInsights/workspaces/storageInsightConfigs"
     }
   }
-}
\ No newline at end of file
+}
diff --git a/schemas/2020-10-01/Microsoft.OperationalInsights.json b/schemas/2020-10-01/Microsoft.OperationalInsights.json
index b3e20f6f3d..7d186a8386 100644
--- a/schemas/2020-10-01/Microsoft.OperationalInsights.json
+++ b/schemas/2020-10-01/Microsoft.OperationalInsights.json
@@ -525,4 +525,4 @@
       "description": "The SKU (tier) of a workspace."
     }
   }
-}
\ No newline at end of file
+}