diff --git a/src/cryptonote_config.h b/src/cryptonote_config.h
index a0a1f5e42..4f5e69e4f 100644
--- a/src/cryptonote_config.h
+++ b/src/cryptonote_config.h
@@ -263,6 +263,7 @@
 #define BULLETPROOF_PLUS_MAX_OUTPUTS            16
 
 #define FCMP_PLUS_PLUS_MAX_INPUTS               8
+#define FCMP_PLUS_PLUS_MAX_OUTPUTS              8
 
 #define CRYPTONOTE_PRUNING_STRIPE_SIZE          4096 // the smaller, the smoother the increase
 #define CRYPTONOTE_PRUNING_LOG_STRIPES          3 // the higher, the more space saved