diff --git a/test/openpower-pels/registry_test.cpp b/test/openpower-pels/registry_test.cpp
index b33c07e..2f715bb 100644
--- a/test/openpower-pels/registry_test.cpp
+++ b/test/openpower-pels/registry_test.cpp
@@ -86,7 +86,8 @@
                         "AdditionalDataPropSource": "VOLTAGE"
                     }
                 },
-                "DeconfigFlag": true
+                "DeconfigFlag": true,
+                "CheckstopFlag": true
             },
 
             "Documentation":
@@ -224,6 +225,7 @@
     EXPECT_EQ(entry->src.type, 0xBD);
     EXPECT_EQ(entry->src.reasonCode, 0x2333);
     EXPECT_TRUE(entry->src.deconfigFlag);
+    EXPECT_TRUE(entry->src.checkstopFlag);
 
     auto& hexwords = entry->src.hexwordADFields;
     EXPECT_TRUE(hexwords);
@@ -285,6 +287,7 @@
     EXPECT_FALSE(entry->src.hexwordADFields);
     EXPECT_FALSE(entry->src.symptomID);
     EXPECT_FALSE(entry->src.deconfigFlag);
+    EXPECT_FALSE(entry->src.checkstopFlag);
 }
 
 TEST_F(RegistryTest, TestBadJSON)