diff --git a/misc/history2wiki.pl b/misc/history2wiki.pl
index 099b692..1389df5 100755
--- a/misc/history2wiki.pl
+++ b/misc/history2wiki.pl
@@ -45,7 +45,7 @@ while (<>) {
 	}
 	$changes =~ s/^ - ([A-Z]+): / - '''$1''' /gm;
 	$changes =~ s/([\w.-]+\(\d*\))/`$1`/gs;
-	$changes =~ s/([^'])\b([A-Z_]{4,})\b([^'])/$1`$2`$3/gs;
+	$changes =~ s/([^'`])\b([A-Z_]{4,})\b([^'`])/$1`$2`$3/gs;
 	$changes =~ s/(CVE-\d{4}-\d+)/[$CVEURL$1 $1]/gs;
 	$changes =~ s/([.!?])\n +(\w)/$1  $2/gs;
 	$changes =~ s/(\S)\n +(\S)/$1 $2/gs;