diff --git a/arm_simd.h b/arm_simd.h
index 42018070..71310781 100644
--- a/arm_simd.h
+++ b/arm_simd.h
@@ -18,7 +18,7 @@
 # include <arm_acle.h>
 #endif
 
-#if CRYPTOPP_ARM_PMULL_AVAILABLE
+#if (CRYPTOPP_ARM_PMULL_AVAILABLE) || defined(CRYPTOPP_DOXYGEN_PROCESSING)
 
 /// \brief Polynomial multiplication
 /// \param a the first term
diff --git a/poly1305.h b/poly1305.h
index f1158c9d..e02c9c6b 100644
--- a/poly1305.h
+++ b/poly1305.h
@@ -2,7 +2,7 @@
 //              Based on Andy Polyakov's Base-2^26 scalar multiplication implementation.
 //              For more information, see https://www.openssl.org/~appro/cryptogams/.
 
-// The library added Bernstein's Poly1305 classses at Crypto++ 5.6.4. The IETF
+// The library added Bernstein's Poly1305 classses at Crypto++ 6.0. The IETF
 // uses a slightly different implementation than Bernstein, and the IETF
 // classes were added at Crypto++ 8.1. We wanted to maintain ABI compatibility
 // at the 8.1 release so the original Poly1305 classes were not disturbed.