diff --git a/amd64/e_fmod.S b/amd64/e_fmod.S
index 37cae391..d2c8ecd9 100644
--- a/amd64/e_fmod.S
+++ b/amd64/e_fmod.S
@@ -49,3 +49,8 @@ ENTRY(fmod)
 	fstp	%st
 	ret
 END(fmod)
+
+/* Enable stack protection */
+#if defined(__ELF__)
+.section .note.GNU-stack,"",%progbits
+#endif
diff --git a/amd64/e_fmodf.S b/amd64/e_fmodf.S
index 197892e8..b045e735 100644
--- a/amd64/e_fmodf.S
+++ b/amd64/e_fmodf.S
@@ -19,3 +19,8 @@ ENTRY(fmodf)
 	fstp	%st
 	ret
 END(fmodf)
+
+/* Enable stack protection */
+#if defined(__ELF__)
+.section .note.GNU-stack,"",%progbits
+#endif
diff --git a/amd64/e_fmodl.S b/amd64/e_fmodl.S
index 64be92f1..cab539d5 100644
--- a/amd64/e_fmodl.S
+++ b/amd64/e_fmodl.S
@@ -45,3 +45,8 @@ ENTRY(fmodl)
 	fstp	%st(1)
 	ret
 END(fmodl)
+
+/* Enable stack protection */
+#if defined(__ELF__)
+.section .note.GNU-stack,"",%progbits
+#endif