diff --git a/system/devel/autoconf/files/autoconf-2.69-perl-5.22-autoscan.patch b/system/devel/autoconf/files/autoconf-2.69-perl-5.22-autoscan.patch
new file mode 100644
index 00000000..7442cad2
--- /dev/null
+++ b/system/devel/autoconf/files/autoconf-2.69-perl-5.22-autoscan.patch
@@ -0,0 +1,28 @@
+From e5654a5591884b92633c7785f325626711e7f7aa Mon Sep 17 00:00:00 2001
+From: Paul Eggert <eggert@cs.ucla.edu>
+Date: Tue, 29 Jan 2013 13:46:48 -0800
+Subject: [PATCH] autoscan: port to perl 5.17
+
+* bin/autoscan.in (scan_sh_file): Escape '{'.  This avoids a
+feature that is deprecated in Perl 5.17.  Reported by Ray Lauff in
+<http://lists.gnu.org/archive/html/bug-autoconf/2013-01/msg00059.html>.
+---
+ bin/autoscan.in | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+diff --git a/bin/autoscan.in b/bin/autoscan.in
+index 993a750..db1df79 100644
+--- a/bin/autoscan.in
++++ b/bin/autoscan.in
+@@ -358,7 +358,7 @@ sub scan_sh_file ($)
+     {
+       # Strip out comments and variable references.
+       s/#.*//;
+-      s/\${[^\}]*}//g;
++      s/\$\{[^\}]*}//g;
+       s/@[^@]*@//g;
+ 
+       # Tokens in the code.
+-- 
+2.1.0
+
diff --git a/system/devel/autoconf/pspec.xml b/system/devel/autoconf/pspec.xml
index 24bc979d..89f7641e 100644
--- a/system/devel/autoconf/pspec.xml
+++ b/system/devel/autoconf/pspec.xml
@@ -18,6 +18,9 @@
             <Dependency>m4</Dependency>
             <Dependency>perl</Dependency>
         </BuildDependencies>
+        <Patches>
+            <Patch>autoconf-2.69-perl-5.22-autoscan.patch</Patch>
+        </Patches>
     </Source>
 
     <Package>
@@ -36,6 +39,13 @@
     </Package>
 
     <History>
+        <Update release="5">
+            <Date>2019-03-11</Date>
+            <Version>2.69</Version>
+            <Comment>Rebuild</Comment>
+            <Name>Mustafa Cinasal</Name>
+            <Email>muscnsl@gmail.com</Email>
+        </Update>
         <Update release="4">
             <Date>2018-07-15</Date>
             <Version>2.69</Version>