diff --git a/tests/test-aa.c b/tests/test-aa.c
index c4c9e71ce..843249e7b 100644
--- a/tests/test-aa.c
+++ b/tests/test-aa.c
@@ -26,14 +26,14 @@
 #define ETH_TYPE_LLDP   0x88cc
 
 /* Dummy MAC addresses */
-char chassis_mac[ETHER_ADDR_LEN] = { 0x5e, 0x10, 0x8e, 0xe7, 0x84, 0xad };
-uint8_t eth_src[ETHER_ADDR_LEN] = { 0x5e, 0x10, 0x8e, 0xe7, 0x84, 0xad };
+static char chassis_mac[ETH_ADDR_LEN] = { 0x5e, 0x10, 0x8e, 0xe7, 0x84, 0xad };
+static uint8_t eth_src[ETH_ADDR_LEN] = { 0x5e, 0x10, 0x8e, 0xe7, 0x84, 0xad };
 
 /* LLDP multicast address */
 static const uint8_t eth_addr_lldp[6] = {0x01, 0x80, 0xC2, 0x00, 0x00, 0x0e};
 
 /* Count of tests run */
-int num_tests = 0;
+static int num_tests = 0;
 
 
 /*