diff --git a/src/llama-model.cpp b/src/llama-model.cpp
index 0e27cb417..c81005505 100644
--- a/src/llama-model.cpp
+++ b/src/llama-model.cpp
@@ -1122,6 +1122,9 @@ void llama_model_base::load_hparams(llama_model_loader & ml) {
 
         ml.get_key(LLM_KV_CONVNEXT_EMBEDDING_LENGTH, hparams.convnext.n_embd);
         ml.get_key(LLM_KV_CONVNEXT_BLOCK_COUNT,      hparams.convnext.n_layer);
+
+        GGML_ASSERT(hparams.posnet.n_layer   <= hparams.n_layer_all);
+        GGML_ASSERT(hparams.convnext.n_layer <= hparams.n_layer_all);
     }
 
     GGML_ASSERT(hparams.n_expert <= LLAMA_MAX_EXPERTS);