diff --git a/crypto/bio/b_print.c b/crypto/bio/b_print.c
index 2a5e8b58c9..21248fbb3b 100644
--- a/crypto/bio/b_print.c
+++ b/crypto/bio/b_print.c
@@ -72,7 +72,7 @@
 
 #ifdef BN_LLONG
 # ifndef HAVE_LONG_LONG
-#  define HAVE_LONG_LONG
+#  define HAVE_LONG_LONG 1
 # endif
 #endif