diff --git a/lib/des/rand-egd.c b/lib/des/rand-egd.c
index 394e9c082..4ec9324e7 100644
--- a/lib/des/rand-egd.c
+++ b/lib/des/rand-egd.c
@@ -192,7 +192,7 @@ egd_cleanup(void)
 static void
 egd_add(const void *indata, int size, double entropi)
 {
-    return egd_seed(indata, size);
+    egd_seed(indata, size);
 }
 
 static int