diff --git a/lte/examples/pdsch_ue.c b/lte/examples/pdsch_ue.c
index a31f333ed..b40917873 100644
--- a/lte/examples/pdsch_ue.c
+++ b/lte/examples/pdsch_ue.c
@@ -61,7 +61,7 @@ cell_search_cfg_t cell_detect_config = {
 void init_plots();
 pthread_t plot_thread; 
 sem_t plot_sem; 
-uint32_t plot_sf_idx;
+uint32_t plot_sf_idx=0;
 #endif