diff --git a/main.c b/main.c
index 35dba7e..5649b92 100644
--- a/main.c
+++ b/main.c
@@ -79,9 +79,7 @@ int main(){
 		} 
 		if (status & STATUS_RUN_BACKEND) {
 			pthread_cond_signal(&cond_top);
-			pthread_cond_signal(&cond_lft);
 			pthread_cond_signal(&cond_mid);
-			pthread_cond_signal(&cond_rgt);
 			pthread_cond_signal(&cond_btm);
 			status &= ~(STATUS_RUN_BACKEND);
 			status |= STATUS_UPDATE_SCREEN_0;