diff --git a/test/config.cc b/test/config.cc
index 3c6ac224..81b26b83 100644
--- a/test/config.cc
+++ b/test/config.cc
@@ -231,8 +231,8 @@ const struct option_verb mode_bits[] = {
     {"nosync", MDBX_NOSYNC},          {"nometasync", MDBX_NOMETASYNC},
     {"writemap", MDBX_WRITEMAP},      {"notls", MDBX_NOTLS},
     {"nordahead", MDBX_NORDAHEAD},    {"nomeminit", MDBX_NOMEMINIT},
-    {"coasesce", MDBX_COALESCE},      {"lifo", MDBX_LIFORECLAIM},
-    {"parturb", MDBX_PAGEPERTURB},    {nullptr, 0}};
+    {"coalesce", MDBX_COALESCE},      {"lifo", MDBX_LIFORECLAIM},
+    {"perturb", MDBX_PAGEPERTURB},    {nullptr, 0}};
 
 const struct option_verb table_bits[] = {
     {"key.reverse", MDBX_REVERSEKEY},