diff --git a/crypto/rand_extra/ios.c b/crypto/rand_extra/ios.c
index c41d0d1..73f0ef3 100644
--- a/crypto/rand_extra/ios.c
+++ b/crypto/rand_extra/ios.c
@@ -22,7 +22,7 @@
 #include <CommonCrypto/CommonRandom.h>
 
 void CRYPTO_sysrand(uint8_t *out, size_t requested) {
-  if (CCRandomGenerateBytes(out, requested) == kCCSuccess) {
+  if (CCRandomGenerateBytes(out, requested) != kCCSuccess) {
     abort();
   }
 }