diff --git a/src/libsodium/crypto_scalarmult/curve25519/sandy2x/fe51_mul.S b/src/libsodium/crypto_scalarmult/curve25519/sandy2x/fe51_mul.S
index 3add6504..ff56a856 100644
--- a/src/libsodium/crypto_scalarmult/curve25519/sandy2x/fe51_mul.S
+++ b/src/libsodium/crypto_scalarmult/curve25519/sandy2x/fe51_mul.S
@@ -183,3 +183,7 @@ add %r11,%rsp
 mov %rdi,%rax
 mov %rsi,%rdx
 ret
+
+#if defined(__linux__) && defined(__ELF__)
+.section .note.GNU-stack,"",%progbits
+#endif
diff --git a/src/libsodium/crypto_scalarmult/curve25519/sandy2x/fe51_nsquare.S b/src/libsodium/crypto_scalarmult/curve25519/sandy2x/fe51_nsquare.S
index fd79b8f0..41f3e99a 100644
--- a/src/libsodium/crypto_scalarmult/curve25519/sandy2x/fe51_nsquare.S
+++ b/src/libsodium/crypto_scalarmult/curve25519/sandy2x/fe51_nsquare.S
@@ -159,3 +159,7 @@ movq 40(%rsp),%rbx
 movq 48(%rsp),%rbp
 add %r11,%rsp
 ret
+
+#if defined(__linux__) && defined(__ELF__)
+.section .note.GNU-stack,"",%progbits
+#endif
diff --git a/src/libsodium/crypto_scalarmult/curve25519/sandy2x/fe51_pack.S b/src/libsodium/crypto_scalarmult/curve25519/sandy2x/fe51_pack.S
index e652ace8..2ef8666e 100644
--- a/src/libsodium/crypto_scalarmult/curve25519/sandy2x/fe51_pack.S
+++ b/src/libsodium/crypto_scalarmult/curve25519/sandy2x/fe51_pack.S
@@ -213,3 +213,7 @@ movq 0(%rsp),%r11
 movq 8(%rsp),%r12
 add %r11,%rsp
 ret
+
+#if defined(__linux__) && defined(__ELF__)
+.section .note.GNU-stack,"",%progbits
+#endif
diff --git a/src/libsodium/crypto_scalarmult/curve25519/sandy2x/ladder.S b/src/libsodium/crypto_scalarmult/curve25519/sandy2x/ladder.S
index 1f6978b6..871e368c 100644
--- a/src/libsodium/crypto_scalarmult/curve25519/sandy2x/ladder.S
+++ b/src/libsodium/crypto_scalarmult/curve25519/sandy2x/ladder.S
@@ -1426,3 +1426,7 @@ movq 1840(%rsp),%r13
 movq 1848(%rsp),%r14
 add %r11,%rsp
 ret
+
+#if defined(__linux__) && defined(__ELF__)
+.section .note.GNU-stack,"",%progbits
+#endif
diff --git a/src/libsodium/crypto_scalarmult/curve25519/sandy2x/ladder_base.S b/src/libsodium/crypto_scalarmult/curve25519/sandy2x/ladder_base.S
index 20990ef1..3df33925 100644
--- a/src/libsodium/crypto_scalarmult/curve25519/sandy2x/ladder_base.S
+++ b/src/libsodium/crypto_scalarmult/curve25519/sandy2x/ladder_base.S
@@ -1281,3 +1281,7 @@ movq 1544(%rsp),%r12
 movq 1552(%rsp),%r13
 add %r11,%rsp
 ret
+
+#if defined(__linux__) && defined(__ELF__)
+.section .note.GNU-stack,"",%progbits
+#endif