diff --git a/src/libsodium/crypto_generichash/blake2b/ref/generichash_blake2b.c b/src/libsodium/crypto_generichash/blake2b/ref/generichash_blake2b.c
index 474d26eb..4bd08550 100644
--- a/src/libsodium/crypto_generichash/blake2b/ref/generichash_blake2b.c
+++ b/src/libsodium/crypto_generichash/blake2b/ref/generichash_blake2b.c
@@ -5,6 +5,7 @@
 
 #include "blake2.h"
 #include "crypto_generichash_blake2b.h"
+#include "private/implementations.h"
 
 int
 crypto_generichash_blake2b(unsigned char *out, size_t outlen,
diff --git a/src/libsodium/crypto_onetimeauth/poly1305/onetimeauth_poly1305.c b/src/libsodium/crypto_onetimeauth/poly1305/onetimeauth_poly1305.c
index a8a515db..d5e2efa2 100644
--- a/src/libsodium/crypto_onetimeauth/poly1305/onetimeauth_poly1305.c
+++ b/src/libsodium/crypto_onetimeauth/poly1305/onetimeauth_poly1305.c
@@ -2,6 +2,7 @@
 #include "onetimeauth_poly1305.h"
 #include "crypto_onetimeauth_poly1305.h"
 #include "private/common.h"
+#include "private/implementations.h"
 #include "randombytes.h"
 #include "runtime.h"
 
diff --git a/src/libsodium/crypto_pwhash/argon2/argon2-core.c b/src/libsodium/crypto_pwhash/argon2/argon2-core.c
index 318e73ef..588756b0 100644
--- a/src/libsodium/crypto_pwhash/argon2/argon2-core.c
+++ b/src/libsodium/crypto_pwhash/argon2/argon2-core.c
@@ -24,6 +24,7 @@
 
 #include "crypto_generichash_blake2b.h"
 #include "private/common.h"
+#include "private/implementations.h"
 #include "runtime.h"
 #include "utils.h"
 
diff --git a/src/libsodium/crypto_scalarmult/curve25519/scalarmult_curve25519.c b/src/libsodium/crypto_scalarmult/curve25519/scalarmult_curve25519.c
index 0c75b019..ca19ad11 100644
--- a/src/libsodium/crypto_scalarmult/curve25519/scalarmult_curve25519.c
+++ b/src/libsodium/crypto_scalarmult/curve25519/scalarmult_curve25519.c
@@ -1,5 +1,6 @@
 
 #include "crypto_scalarmult_curve25519.h"
+#include "private/implementations.h"
 #include "scalarmult_curve25519.h"
 #include "runtime.h"
 
diff --git a/src/libsodium/crypto_stream/chacha20/stream_chacha20.c b/src/libsodium/crypto_stream/chacha20/stream_chacha20.c
index 19c6eae9..3b089511 100644
--- a/src/libsodium/crypto_stream/chacha20/stream_chacha20.c
+++ b/src/libsodium/crypto_stream/chacha20/stream_chacha20.c
@@ -1,5 +1,6 @@
 #include "crypto_stream_chacha20.h"
 #include "private/common.h"
+#include "private/implementations.h"
 #include "randombytes.h"
 #include "runtime.h"
 #include "stream_chacha20.h"
diff --git a/src/libsodium/crypto_stream/salsa20/stream_salsa20.c b/src/libsodium/crypto_stream/salsa20/stream_salsa20.c
index 8714de11..45298501 100644
--- a/src/libsodium/crypto_stream/salsa20/stream_salsa20.c
+++ b/src/libsodium/crypto_stream/salsa20/stream_salsa20.c
@@ -1,5 +1,6 @@
 #include "crypto_stream_salsa20.h"
 #include "private/common.h"
+#include "private/implementations.h"
 #include "randombytes.h"
 #include "runtime.h"
 #include "stream_salsa20.h"
diff --git a/src/libsodium/sodium/utils.c b/src/libsodium/sodium/utils.c
index 6666ef95..bb94fe88 100644
--- a/src/libsodium/sodium/utils.c
+++ b/src/libsodium/sodium/utils.c
@@ -66,6 +66,9 @@ static unsigned char canary[CANARY_SIZE];
 /* LCOV_EXCL_START */
 #ifdef HAVE_WEAK_SYMBOLS
 __attribute__((weak)) void
+_sodium_dummy_symbol_to_prevent_memzero_lto(void *const  pnt,
+                                            const size_t len);
+__attribute__((weak)) void
 _sodium_dummy_symbol_to_prevent_memzero_lto(void *const  pnt,
                                             const size_t len)
 {
@@ -102,6 +105,10 @@ sodium_memzero(void *const pnt, const size_t len)
 
 #ifdef HAVE_WEAK_SYMBOLS
 __attribute__((weak)) void
+_sodium_dummy_symbol_to_prevent_memcmp_lto(const unsigned char *b1,
+                                           const unsigned char *b2,
+                                           const size_t         len);
+__attribute__((weak)) void
 _sodium_dummy_symbol_to_prevent_memcmp_lto(const unsigned char *b1,
                                            const unsigned char *b2,
                                            const size_t         len)
@@ -138,6 +145,10 @@ sodium_memcmp(const void *const b1_, const void *const b2_, size_t len)
 
 #ifdef HAVE_WEAK_SYMBOLS
 __attribute__((weak)) void
+_sodium_dummy_symbol_to_prevent_compare_lto(const unsigned char *b1,
+                                            const unsigned char *b2,
+                                            const size_t         len);
+__attribute__((weak)) void
 _sodium_dummy_symbol_to_prevent_compare_lto(const unsigned char *b1,
                                             const unsigned char *b2,
                                             const size_t         len)