diff --git a/test/mnist.c b/test/mnist.c
index 85aedd4..a7d2ada 100644
--- a/test/mnist.c
+++ b/test/mnist.c
@@ -48,5 +48,5 @@ int main() {
     read_test(nb_images, width, height, images, labels);
 
     printf("OK\n");
-    return 1;
+    return 0;
 }
\ No newline at end of file
diff --git a/test/neural_network.c b/test/neural_network.c
index 92c4258..f22625b 100644
--- a/test/neural_network.c
+++ b/test/neural_network.c
@@ -9,20 +9,20 @@
 int main() {
     printf("Création du réseau\n");
 
-    Network* network_neuronal = malloc(sizeof(Network));
+    Network* network = (Network*)malloc(sizeof(Network));
     int tab[5] = {30, 25, 20, 15, 10};
-    network_creation(network_neuronal, tab, 5);
+    network_creation(network, tab, 5);
 
     printf("OK\n");
     printf("Initialisation du réseau\n");
 
-    network_initialisation(network_neuronal);
+    network_initialisation(network);
 
     printf("OK\n");
     printf("Enregistrement du réseau\n");
 
-    write_network(".test-cache/random_network.bin", network_neuronal);
+    write_network(".test-cache/random_network.bin", network);
 
     printf("OK\n");
-    return 1;
+    return 0;
 }
\ No newline at end of file
diff --git a/test/neuron_io.c b/test/neuron_io.c
index fac7dd0..8c52901 100644
--- a/test/neuron_io.c
+++ b/test/neuron_io.c
@@ -7,10 +7,10 @@
 
 
 Neuron* creer_neuron(int nb_sortants) {
-    Neuron* neuron = malloc(2*sizeof(float*)+6*sizeof(float));
-    neuron->weights = malloc(sizeof(float)*nb_sortants);
-    neuron->back_weights = malloc(sizeof(float)*nb_sortants);
-    neuron->last_back_weights = malloc(sizeof(float)*nb_sortants);
+    Neuron* neuron = (Neuron*)malloc(sizeof(Neuron));
+    neuron->weights = (float*)malloc(sizeof(float)*nb_sortants);
+    neuron->back_weights = (float*)malloc(sizeof(float)*nb_sortants);
+    neuron->last_back_weights = (float*)malloc(sizeof(float)*nb_sortants);
 
     for (int i=0; i < nb_sortants; i++) {
         neuron->weights[i] = 0.5;
@@ -27,8 +27,8 @@ Neuron* creer_neuron(int nb_sortants) {
 
 
 Layer* creer_layer(int nb_neurons, int nb_sortants) {
-    Layer* layer = malloc(sizeof(int)+sizeof(Neuron**));
-    Neuron** tab = malloc(sizeof(Neuron*)*nb_neurons);
+    Layer* layer = (Layer*)malloc(sizeof(Layer));
+    Neuron** tab = (Neuron**)malloc(sizeof(Neuron*)*nb_neurons);
 
     layer->nb_neurons = nb_neurons;
     layer->neurons = tab;
@@ -41,8 +41,8 @@ Layer* creer_layer(int nb_neurons, int nb_sortants) {
 
 
 Network* create_network(int nb_layers, int nb_max_neurons, int nb_min_neurons) {
-    Network* network = malloc(sizeof(int)+sizeof(Layer**));
-    network->layers = malloc(sizeof(Layer*)*nb_layers);
+    Network* network = (Network*)malloc(sizeof(Network));
+    network->layers = (Layer**)malloc(sizeof(Layer*)*nb_layers);
     int nb_neurons[nb_layers+1];
 
     network->nb_layers = nb_layers;
@@ -62,5 +62,5 @@ int main() {
     Network* network = create_network(5, 300, 10);
     write_network(".test-cache/neuron_io.bin", network);
     Network* network2 = read_network(".test-cache/neuron_io.bin");
-    return 1;
+    return 0;
 }
\ No newline at end of file