diff --git a/utils/Burg/be.c b/utils/Burg/be.c
index defe948d2db..303f9406fa3 100644
--- a/utils/Burg/be.c
+++ b/utils/Burg/be.c
@@ -414,7 +414,7 @@ makeCostArray()
 
 	fprintf(outfile, "short %s_cost[][%d] = {\n", prefix, DELTAWIDTH);
 	for (i = 0; i <= max_erule_num; i++) {
-		makeCostVector(pVector[i], pVector[i] ? pVector[i]->rule->delta : 0);
+		makeCostVector(pVector[i] != 0, pVector[i] ? pVector[i]->rule->delta : 0);
 		fprintf(outfile, ", /* ");
 		printRule(pVector[i], "(none)");
 		fprintf(outfile, " = %d */\n", i);
diff --git a/utils/Burg/closure.c b/utils/Burg/closure.c
index 70e16264ebb..c424c5796a1 100644
--- a/utils/Burg/closure.c
+++ b/utils/Burg/closure.c
@@ -31,7 +31,7 @@ zero(t) Item_Set t;
 	int i;
 	DeltaCost base;
 	int exists;
-	int base_nt;
+	int base_nt = 0;
 
 	assert(!t->closed);