diff --git a/ctaocrypt/src/md5.c b/ctaocrypt/src/md5.c
index 26099d4e4..48c9c9426 100644
--- a/ctaocrypt/src/md5.c
+++ b/ctaocrypt/src/md5.c
@@ -37,7 +37,7 @@
 #endif
 
 
-#ifdef STM32F2_CRYPTO
+#ifdef STM32F2_HASH
     /*
      * STM32F2 hardware MD5 support through the STM32F2 standard peripheral
      * library. Documentation located in STM32F2xx Standard Peripheral Library
@@ -342,6 +342,6 @@ void Md5Final(Md5* md5, byte* hash)
     InitMd5(md5);  /* reset state */
 }
 
-#endif /* STM32F2_CRYPTO */
+#endif /* STM32F2_HASH */
 
 #endif /* NO_MD5 */
diff --git a/ctaocrypt/src/sha.c b/ctaocrypt/src/sha.c
index 9f22b7e44..985cd9d2b 100644
--- a/ctaocrypt/src/sha.c
+++ b/ctaocrypt/src/sha.c
@@ -36,7 +36,7 @@
 #endif
 
 
-#ifdef STM32F2_CRYPTO
+#ifdef STM32F2_HASH
     /*
      * STM32F2 hardware SHA1 support through the STM32F2 standard peripheral
      * library. Documentation located in STM32F2xx Standard Peripheral Library
@@ -348,6 +348,6 @@ void ShaFinal(Sha* sha, byte* hash)
     InitSha(sha);  /* reset state */
 }
 
-#endif /* STM32F2_CRYPTO */
+#endif /* STM32F2_HASH */
 
 #endif /* NO_SHA */
diff --git a/cyassl/ctaocrypt/md5.h b/cyassl/ctaocrypt/md5.h
index 6c4b8c887..2ab16b1b9 100644
--- a/cyassl/ctaocrypt/md5.h
+++ b/cyassl/ctaocrypt/md5.h
@@ -33,7 +33,7 @@
 
 /* in bytes */
 enum {
-#ifdef STM32F2_CRYPTO
+#ifdef STM32F2_HASH
     MD5_REG_SIZE    =  4,      /* STM32 register size, bytes */
 #endif
     MD5             =  0,      /* hash type unique */
diff --git a/cyassl/ctaocrypt/sha.h b/cyassl/ctaocrypt/sha.h
index 591a86ee0..ce96f2781 100644
--- a/cyassl/ctaocrypt/sha.h
+++ b/cyassl/ctaocrypt/sha.h
@@ -34,7 +34,7 @@
 
 /* in bytes */
 enum {
-#ifdef STM32F2_CRYPTO
+#ifdef STM32F2_HASH
     SHA_REG_SIZE     =  4,    /* STM32 register size, bytes */
 #endif
     SHA              =  1,    /* hash type unique */