diff --git a/project/Core/Src/modbus_tcp.c b/project/Core/Src/modbus_tcp.c
index f62b659..4b7ac41 100644
--- a/project/Core/Src/modbus_tcp.c
+++ b/project/Core/Src/modbus_tcp.c
@@ -108,7 +108,7 @@ static err_t modbus_incoming_data(void* arg, struct tcp_pcb* pcb, struct pbuf* p
                 } else {
                     const char* ext = strrchr(file_list[registers[REG_IMAGE_NR] - 1].name, '.');
                     if (ext == NULL) {
-                        // No valid extension found
+                        LOG_CRIT(TAG, "No valid extension found");
                     }
                     if (strcmp(ext, ".gif") == 0) {
                         lcd_gif_t* gif = lcd_draw_gif_from_fs(file_list[registers[REG_IMAGE_NR] - 1].name, 0, 75); // GIF on screen