diff --git a/examples/finetune/finetune.cpp b/examples/finetune/finetune.cpp
index b092bd612..df48da877 100644
--- a/examples/finetune/finetune.cpp
+++ b/examples/finetune/finetune.cpp
@@ -699,7 +699,7 @@ struct ggml_tensor * llama_build_lora_finetune_graphs(
     checkpoints.push_back(t00);
     checkpoints.push_back(t01);
 
-    struct ggml_tensor * kv_scale;
+    struct ggml_tensor * kv_scale = NULL;
     if (!enable_flash_attn) {
         kv_scale = ggml_new_f32(ctx, 1.0f/sqrtf(float(n_embd)/n_head));
     }
diff --git a/examples/train-text-from-scratch/train-text-from-scratch.cpp b/examples/train-text-from-scratch/train-text-from-scratch.cpp
index 2a9cf9c7c..f31427a99 100644
--- a/examples/train-text-from-scratch/train-text-from-scratch.cpp
+++ b/examples/train-text-from-scratch/train-text-from-scratch.cpp
@@ -515,7 +515,7 @@ struct ggml_tensor * llama_build_train_graphs(
     checkpoints.push_back(t00);
     checkpoints.push_back(t01);
 
-    struct ggml_tensor * kv_scale;
+    struct ggml_tensor * kv_scale = NULL;
     if (!enable_flash_attn) {
         kv_scale = ggml_new_f32(ctx, 1.0f/sqrtf(float(n_embd)/n_head));
     }