diff --git a/lib/error/heim_err.et b/lib/error/heim_err.et
index 75a40aa3e..bcf22e6df 100644
--- a/lib/error/heim_err.et
+++ b/lib/error/heim_err.et
@@ -10,5 +10,6 @@ error_table heim
 prefix HEIM_ERR
 
 error_code LOG_PARSE,		"Error parsing log destination"
+error_code V4_PRINC_NO_CONV,	"Failed to convert v4 principal"
 
 end
diff --git a/lib/krb5/heim_err.et b/lib/krb5/heim_err.et
index 75a40aa3e..bcf22e6df 100644
--- a/lib/krb5/heim_err.et
+++ b/lib/krb5/heim_err.et
@@ -10,5 +10,6 @@ error_table heim
 prefix HEIM_ERR
 
 error_code LOG_PARSE,		"Error parsing log destination"
+error_code V4_PRINC_NO_CONV,	"Failed to convert v4 principal"
 
 end