diff --git a/src/libei-seat.c b/src/libei-seat.c
index 1a17e2e..9d2e49b 100644
--- a/src/libei-seat.c
+++ b/src/libei-seat.c
@@ -305,6 +305,7 @@ ei_seat_bind_capabilities(struct ei_seat *seat, ...)
 	while ((cap = va_arg(args, enum ei_device_capability)) > 0) {
 		mask_add(mask,ei_seat_cap_mask(seat, cap));
 	}
+	va_end(args);
 
 	if (seat->capabilities.bound == mask)
 		return;
@@ -332,6 +333,7 @@ ei_seat_unbind_capabilities(struct ei_seat *seat, ...)
 	while ((cap = va_arg(args, enum ei_device_capability)) > 0) {
 		mask_remove(mask, ei_seat_cap_mask(seat, cap));
 	}
+	va_end(args);
 
 	if (seat->capabilities.bound == mask)
 		return;
diff --git a/src/util-io.h b/src/util-io.h
index 1e452ea..1ed55d3 100644
--- a/src/util-io.h
+++ b/src/util-io.h
@@ -64,6 +64,8 @@ signals_block(int signal, ...)
 	}
 	sigprocmask(SIG_BLOCK, &new_mask, &old_mask);
 
+	va_end(sigs);
+
 	return old_mask;
 }