diff --git a/fips/hmac/fips_hmac_selftest.c b/fips/hmac/fips_hmac_selftest.c
index e82bacf20f..5b513c991a 100644
--- a/fips/hmac/fips_hmac_selftest.c
+++ b/fips/hmac/fips_hmac_selftest.c
@@ -64,13 +64,13 @@ typedef struct {
 /* from http://csrc.nist.gov/publications/fips/fips198/fips-198a.pdf */
 /* "0123456789:;<=>?@ABC" */
 __fips_constseg
-const unsigned char hmac_kat_key[] = {
+static const unsigned char hmac_kat_key[] = {
 	0x30, 0x31, 0x32, 0x33, 0x34, 0x35, 0x36, 0x37, 0x38, 0x39, 0x3a,
 	0x3b, 0x3c, 0x3d, 0x3e, 0x3f, 0x40, 0x41, 0x42, 0x43
 	};
 /* "Sample #2" */
 __fips_constseg
-const unsigned char hmac_kat_data[] = {
+static const unsigned char hmac_kat_data[] = {
 	0x53, 0x61, 0x6d, 0x70, 0x6c, 0x65, 0x20, 0x23, 0x32
 	};