1 files changed, 4 insertions, 0 deletions

diff --git a/src/lib/libcrypto/hmac/hmac.h b/src/lib/libcrypto/hmac/hmac.h
index 294ab3b36a..c6489c04c8 100644
--- a/src/lib/libcrypto/hmac/hmac.h
+++ b/src/lib/libcrypto/hmac/hmac.h
@@ -64,7 +64,11 @@
 
 #include <openssl/evp.h>
 
+#ifdef OPENSSL_FIPS
+#define HMAC_MAX_MD_CBLOCK      128
+#else
 #define HMAC_MAX_MD_CBLOCK      64
+#endif
 
 #ifdef  __cplusplus
 extern "C" {