diff --git a/wolfcrypt/src/integer.c b/wolfcrypt/src/integer.c
index cb5df1c58..68cc91a72 100644
--- a/wolfcrypt/src/integer.c
+++ b/wolfcrypt/src/integer.c
@@ -4729,7 +4729,8 @@ LBL_U:mp_clear (&v);
 #endif /* WOLFSSL_KEY_GEN */
 
 
-#if defined(HAVE_ECC) || defined(WOLFSSL_KEY_GEN) || defined(HAVE_COMP_KEY)
+#if defined(HAVE_ECC) || defined(WOLFSSL_KEY_GEN) || defined(HAVE_COMP_KEY) || \
+    defined(WOLFSSL_DEBUG_MATH) || defined(DEBUG_WOLFSSL)
 
 /* chars used in radix conversions */
 const char *mp_s_rmap = "0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ\
diff --git a/wolfcrypt/src/tfm.c b/wolfcrypt/src/tfm.c
index a41d5f3b8..8b81a4aac 100644
--- a/wolfcrypt/src/tfm.c
+++ b/wolfcrypt/src/tfm.c
@@ -3076,7 +3076,8 @@ int mp_add_d(fp_int *a, fp_digit b, fp_int *c)
 #endif  /* HAVE_ECC || !NO_PWDBASED */
 
 
-#if defined(HAVE_ECC) || defined(WOLFSSL_KEY_GEN) || defined(HAVE_COMP_KEY)
+#if defined(HAVE_ECC) || defined(WOLFSSL_KEY_GEN) || defined(HAVE_COMP_KEY) || \
+    defined(WOLFSSL_DEBUG_MATH) || defined(DEBUG_WOLFSSL)
 
 /* chars used in radix conversions */
 static const char* const fp_s_rmap = "0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ"
diff --git a/wolfssl/wolfcrypt/integer.h b/wolfssl/wolfcrypt/integer.h
index cf8069bc7..7b7c5c04a 100644
--- a/wolfssl/wolfcrypt/integer.h
+++ b/wolfssl/wolfcrypt/integer.h
@@ -261,7 +261,10 @@ typedef int ltm_prime_callback(unsigned char *dst, int len, void *dat);
 
 #define s_mp_mul(a, b, c) s_mp_mul_digs(a, b, c, (a)->used + (b)->used + 1)
 
+#if defined(HAVE_ECC) || defined(WOLFSSL_KEY_GEN) || defined(HAVE_COMP_KEY) || \
+    defined(WOLFSSL_DEBUG_MATH) || defined(DEBUG_WOLFSSL)
 extern const char *mp_s_rmap;
+#endif
 
 /* 6 functions needed by Rsa */
 MP_API int  mp_init (mp_int * a);