diff --git a/extensions/openpower-pels/pel_values.cpp b/extensions/openpower-pels/pel_values.cpp
index 24a4ba1..b3dc272 100644
--- a/extensions/openpower-pels/pel_values.cpp
+++ b/extensions/openpower-pels/pel_values.cpp
@@ -221,7 +221,9 @@
     // Isolation not possible, please contact your next level of support
     {"next_level_support", "BMC0002"},
     // Problem is in SBE code, upgrade your firmware
-    {"sbe_code", "BMC0003"}};
+    {"sbe_code", "BMC0003"},
+    // Problem is somewhere in the FSI bus path
+    {"fsi_path", "BMC0004"}};
 
 /**
  * @brief Map of the registry names for the symbolic FRUs to their
diff --git a/extensions/openpower-pels/registry/schema/schema.json b/extensions/openpower-pels/registry/schema/schema.json
index b0539c3..0dfd281 100644
--- a/extensions/openpower-pels/registry/schema/schema.json
+++ b/extensions/openpower-pels/registry/schema/schema.json
@@ -451,7 +451,7 @@
         {
             "description": "The maintenance procedure callout.",
             "type": "string",
-            "enum": ["bmc_code", "next_level_support", "sbe_code"]
+            "enum": ["bmc_code", "next_level_support", "sbe_code", "fsi_path"]
         },
 
         "useInventoryLocCode":