diff --git a/test/recovery/random-abort.c b/test/recovery/random-abort.c
index 21460646017..c407361c7eb 100644
--- a/test/recovery/random-abort.c
+++ b/test/recovery/random-abort.c
@@ -34,7 +34,7 @@
 static char home[512];			/* Program working dir */
 static const char *progname;		/* Program name */
 static const char * const uri = "table:main";
-bool inmem;
+static bool inmem;
 
 #define	MAX_TH	12
 #define	MIN_TH	5