diff --git a/src/lck-posix.c b/src/lck-posix.c
index fe30ba35..b7c9b22c 100644
--- a/src/lck-posix.c
+++ b/src/lck-posix.c
@@ -820,7 +820,6 @@ MDBX_INTERNAL void lck_rdt_unlock(MDBX_env *env) {
 
 int lck_txn_lock(MDBX_env *env, bool dont_wait) {
   TRACE("%swait %s", dont_wait ? "dont-" : "", ">>");
-  eASSERT(env, env->basal_txn || (env->lck == lckless_stub(env) && (env->flags & MDBX_RDONLY)));
   jitter4testing(true);
   const int err = osal_ipclock_lock(env, &env->lck->wrt_lock, dont_wait);
   int rc = err;
@@ -840,8 +839,6 @@ void lck_txn_unlock(MDBX_env *env) {
   if (env->basal_txn) {
     eASSERT(env, !env->basal_txn || env->basal_txn->owner == osal_thread_self());
     env->basal_txn->owner = 0;
-  } else {
-    eASSERT(env, env->lck == lckless_stub(env) && (env->flags & MDBX_RDONLY));
   }
   int err = osal_ipclock_unlock(env, &env->lck->wrt_lock);
   TRACE("<< err %d", err);