diff --git a/src/driver/freenas/http/api.js b/src/driver/freenas/http/api.js
index 79d7311..d1da784 100644
--- a/src/driver/freenas/http/api.js
+++ b/src/driver/freenas/http/api.js
@@ -127,15 +127,8 @@ class Api {
     const systemVersion = await this.getSystemVersion();
     const major = await this.getSystemVersionMajor();
 
-    // starting with version 25 the version string no longer contains `-SCALE`
-    if (
-      systemVersion.v2 &&
-      (systemVersion.v2.toLowerCase().includes("scale") || Number(major) >= 20)
-    ) {
-      return true;
-    }
-
-    return false;
+    // the first SCALE version was Angelfish ALPHA
+    return (systemVersion.v2 && Number(major) >= 20);
   }
 
   async getSystemVersionMajorMinor() {
diff --git a/src/driver/freenas/ssh.js b/src/driver/freenas/ssh.js
index 7163d7f..c6742c2 100644
--- a/src/driver/freenas/ssh.js
+++ b/src/driver/freenas/ssh.js
@@ -2178,12 +2178,10 @@ class FreeNASSshDriver extends ControllerZfsBaseDriver {
 
   async getIsScale() {
     const systemVersion = await this.getSystemVersion();
+    const major = await this.getSystemVersionMajor();
 
-    if (systemVersion.v2 && systemVersion.v2.toLowerCase().includes("scale")) {
-      return true;
-    }
-
-    return false;
+    // the first SCALE version was Angelfish ALPHA
+    return (systemVersion.v2 && Number(major) >= 20);
   }
 
   async getSystemVersionMajorMinor() {