diff --git a/server/src/com/cloud/upgrade/dao/VersionDaoImpl.java b/server/src/com/cloud/upgrade/dao/VersionDaoImpl.java
index 6ed8529a49e..e0427f1b703 100644
--- a/server/src/com/cloud/upgrade/dao/VersionDaoImpl.java
+++ b/server/src/com/cloud/upgrade/dao/VersionDaoImpl.java
@@ -102,10 +102,19 @@ public class VersionDaoImpl extends GenericDaoBase<VersionVO, Long> implements V
                         pstmt.close();
                     }
                 } else {
-                    rs.close();
-                    pstmt.close();
-                    s_logger.debug("No version table but has nics table, returning 2.2.1");
-                    return "2.2.1";
+                    try {
+                        rs.close();
+                        pstmt.close();
+                        pstmt = conn.prepareStatement("SELECT is_static_nat from firewall_rules");
+                        pstmt.executeQuery();
+                        return "2.2.1";
+                    } catch (SQLException e) {
+                        s_logger.debug("Assuming the exception means static_nat field doesn't exist in firewall_rules table, returning version 2.2.2");
+                        return "2.2.2";
+                    } finally {
+                        rs.close();
+                        pstmt.close();
+                    }
                 }
             }