diff --git a/src/convolutional_kernels.cu b/src/convolutional_kernels.cu
index 10a17baf..12c88c4d 100644
--- a/src/convolutional_kernels.cu
+++ b/src/convolutional_kernels.cu
@@ -295,7 +295,7 @@ void forward_convolutional_layer_gpu(convolutional_layer l, network_state state)
 //#ifdef CUDNN_HALF
     //if (state.use_mixed_precision) {
     int iteration_num = (*state.net.seen) / (state.net.batch*state.net.subdivisions);
-    if (state.index != 0 && state.net.cudnn_half && !l.xnor && (!state.train || iteration_num > state.net.burn_in))
+    if (state.index != 0 && state.net.cudnn_half && !l.xnor && (!state.train || iteration_num > 2*state.net.burn_in))
     {
         //printf("\n CUDNN_HALF!!! state.index = %d \n", state.index);
 
@@ -475,7 +475,7 @@ void backward_convolutional_layer_gpu(convolutional_layer l, network_state state
 
 //#ifdef CUDNN_HALF
     int iteration_num = (*state.net.seen) / (state.net.batch*state.net.subdivisions);
-    if (state.index != 0 && state.net.cudnn_half && !l.xnor && (!state.train || iteration_num > state.net.burn_in))
+    if (state.index != 0 && state.net.cudnn_half && !l.xnor && (!state.train || iteration_num > 2*state.net.burn_in))
     {
 
         const size_t input16_size = l.batch*l.c*l.w*l.h;
diff --git a/src/detector.c b/src/detector.c
index 4841041a..bee8ef17 100644
--- a/src/detector.c
+++ b/src/detector.c
@@ -222,7 +222,7 @@ void train_detector(char *datacfg, char *cfgfile, char *weightfile, int *gpus, i
 
         i = get_current_batch(net);
         if (net.cudnn_half) {
-            if (i < net.burn_in) printf("\n Tensor Cores are disabled until the first %d iterations are reached.", net.burn_in);
+            if (i < net.burn_in) printf("\n Tensor Cores are disabled until the first %d iterations are reached.", 2*net.burn_in);
             else printf("\n Tensor Cores are used.");
         }
         printf("\n %d: %f, %f avg loss, %f rate, %lf seconds, %d images\n", get_current_batch(net), loss, avg_loss, get_current_rate(net), (what_time_is_it_now()-time), i*imgs);