1 files changed, 1 insertions, 1 deletions
diff --git a/singles.c b/singles.c
index 51fb23a..fa39a61 100644
--- a/singles.c
+++ b/singles.c
@@ -64,7 +64,7 @@
 #include "latin.h"
 
 #ifdef STANDALONE_SOLVER
-bool verbose = false;
+static bool verbose = false;
 #endif
 
 #define PREFERRED_TILE_SIZE 32