diff --git a/crypto/rc4/asm/rc4-md5-x86_64.pl b/crypto/rc4/asm/rc4-md5-x86_64.pl
index 74e5191051..7b02f09fed 100644
--- a/crypto/rc4/asm/rc4-md5-x86_64.pl
+++ b/crypto/rc4/asm/rc4-md5-x86_64.pl
@@ -484,6 +484,7 @@ $code.=<<___;
 .type	RC4_set_key,\@function,3
 .align	16
 RC4_set_key:
+.cfi_startproc
 	lea	8($dat),$dat
 	lea	($inp,$len),$inp
 	neg	$len
@@ -519,6 +520,7 @@ RC4_set_key:
 	mov	%eax,-8($dat)
 	mov	%eax,-4($dat)
 	ret
+.cfi_endproc
 .size	RC4_set_key,.-RC4_set_key
 
 .globl	RC4_options
diff --git a/crypto/rc4/asm/rc4-x86_64.pl b/crypto/rc4/asm/rc4-x86_64.pl
index 1a9cc47d72..17f635dfdd 100755
--- a/crypto/rc4/asm/rc4-x86_64.pl
+++ b/crypto/rc4/asm/rc4-x86_64.pl
@@ -453,6 +453,7 @@ $code.=<<___;
 .type	RC4_set_key,\@function,3
 .align	16
 RC4_set_key:
+.cfi_startproc
 	lea	8($dat),$dat
 	lea	($inp,$len),$inp
 	neg	$len
@@ -519,6 +520,7 @@ RC4_set_key:
 	mov	%eax,-8($dat)
 	mov	%eax,-4($dat)
 	ret
+.cfi_endproc
 .size	RC4_set_key,.-RC4_set_key
 
 .globl	RC4_options