diff --git a/build/allowedValues.json b/build/allowedValues.json
index 2a6eaa6d..05f840c2 100644
--- a/build/allowedValues.json
+++ b/build/allowedValues.json
@@ -1,7 +1,5 @@
 {
   "versions": [
-    "6.4.3",
-    "6.5.4",
     "6.6.2",
     "6.7.2",
     "6.8.5",
diff --git a/src/createUiDefinition.json b/src/createUiDefinition.json
index a6707238..75c834be 100644
--- a/src/createUiDefinition.json
+++ b/src/createUiDefinition.json
@@ -58,14 +58,6 @@
             "toolTip": "Choose a version of Elasticsearch.",
             "constraints": {
               "allowedValues": [
-                {
-                  "label": "v6.4.3",
-                  "value": "6.4.3"
-                },
-                {
-                  "label": "v6.5.4",
-                  "value": "6.5.4"
-                },
                 {
                   "label": "v6.6.2",
                   "value": "6.6.2"
diff --git a/src/mainTemplate.json b/src/mainTemplate.json
index d1d98adf..8f06f5ae 100644
--- a/src/mainTemplate.json
+++ b/src/mainTemplate.json
@@ -30,8 +30,6 @@
       "type": "string",
       "defaultValue": "7.7.0",
       "allowedValues": [
-        "6.4.3",
-        "6.5.4",
         "6.6.2",
         "6.7.2",
         "6.8.5",