diff --git a/src/core.c b/src/core.c
index ac9656cd..b36cf88b 100644
--- a/src/core.c
+++ b/src/core.c
@@ -1375,7 +1375,7 @@ struct text_object *construct_text_object(const char *s, const char *arg, long
 	END OBJ(entropy_avail, &update_entropy)
 		obj->callbacks.print = &print_entropy_avail;
 	END OBJ(entropy_perc, &update_entropy)
-		obj->callbacks.print = &print_entropy_perc;
+		obj->callbacks.percentage = &entropy_percentage;
 	END OBJ(entropy_poolsize, &update_entropy)
 		obj->callbacks.print = &print_entropy_poolsize;
 	END OBJ(entropy_bar, &update_entropy)
diff --git a/src/entropy.c b/src/entropy.c
index b1f5fe85..1de29604 100644
--- a/src/entropy.c
+++ b/src/entropy.c
@@ -61,11 +61,10 @@ void print_entropy_avail(struct text_object *obj, char *p, int p_max_size)
 	snprintf(p, p_max_size, "%u", entropy.avail);
 }
 
-void print_entropy_perc(struct text_object *obj, char *p, int p_max_size)
+uint8_t entropy_percentage(struct text_object *obj)
 {
 	(void)obj;
-	percent_print(p, p_max_size, entropy.avail *
-			100 / entropy.poolsize);
+	return round_to_int((double)entropy.avail * 100.0 / (double)entropy.poolsize);
 }
 
 void print_entropy_poolsize(struct text_object *obj, char *p, int p_max_size)
diff --git a/src/entropy.h b/src/entropy.h
index d93d472e..8b998d0f 100644
--- a/src/entropy.h
+++ b/src/entropy.h
@@ -34,7 +34,7 @@
 void update_entropy(void);
 
 void print_entropy_avail(struct text_object *, char *, int);
-void print_entropy_perc(struct text_object *, char *, int);
+uint8_t entropy_percentage(struct text_object *);
 void print_entropy_poolsize(struct text_object *, char *, int);
 uint8_t entropy_barval(struct text_object *);