diff --git a/Solutions/MimecastSEG/Package/3.0.0.zip b/Solutions/MimecastSEG/Package/3.0.0.zip
index e63d27b6694..d67596ea160 100644
Binary files a/Solutions/MimecastSEG/Package/3.0.0.zip and b/Solutions/MimecastSEG/Package/3.0.0.zip differ
diff --git a/Solutions/MimecastSEG/Package/mainTemplate.json b/Solutions/MimecastSEG/Package/mainTemplate.json
index 8b1a5cd1b32..1f62b7a0415 100644
--- a/Solutions/MimecastSEG/Package/mainTemplate.json
+++ b/Solutions/MimecastSEG/Package/mainTemplate.json
@@ -42,7 +42,7 @@
     "_email": "[variables('email')]",
     "_solutionName": "MimecastSEG",
     "_solutionVersion": "3.0.0",
-    "solutionId": "mimecast.azure-sentinel-solution-mimecastseg",
+    "solutionId": "mimecast.mimecastseg",
     "_solutionId": "[variables('solutionId')]",
     "analyticRuleVersion1": "1.0.0",
     "analyticRulecontentId1": "3e12b7b1-75e5-497c-ba01-b6cb30b60d7f",
diff --git a/Solutions/MimecastSEG/SolutionMetadata.json b/Solutions/MimecastSEG/SolutionMetadata.json
index 9810b8dc14c..e8e465e1191 100644
--- a/Solutions/MimecastSEG/SolutionMetadata.json
+++ b/Solutions/MimecastSEG/SolutionMetadata.json
@@ -1,6 +1,6 @@
 {
     "publisherId": "mimecast",
-    "offerId": "azure-sentinel-solution-mimecastseg",
+    "offerId": "mimecastseg",
     "firstPublishDate": "2022-02-24",
     "lastPublishDate": "2022-02-24",
     "providers": [