diff --git a/blackbox/.md5sum b/blackbox/.md5sum
index dbe244ecb..eb44941c2 100644
--- a/blackbox/.md5sum
+++ b/blackbox/.md5sum
@@ -1 +1,2 @@
+d6921a3cff4f11583f5bdc2d5a2fb9a3  blackbox-0.70.1-include-fix.diff
 53b84260b9d38b35fb25b4baf7bb795a  blackbox-0.70.1.tar.bz2
diff --git a/blackbox/Pkgfile b/blackbox/Pkgfile
index c7a9b48cb..672974d3a 100644
--- a/blackbox/Pkgfile
+++ b/blackbox/Pkgfile
@@ -6,11 +6,13 @@
 name=blackbox
 version=0.70.1
 release=1
-source=(http://dl.sourceforge.net/sourceforge/blackboxwm/$name-$version.tar.bz2)
+source=(http://dl.sourceforge.net/sourceforge/blackboxwm/$name-$version.tar.bz2
+        blackbox-0.70.1-include-fix.diff)
  
 
 build () {
     cd $name-$version
+    patch -p1 -i $SRC/blackbox-0.70.1-include-fix.diff
     ./configure --prefix=/usr --disable-nls
     make
     make DESTDIR=$PKG install
diff --git a/blackbox/blackbox-0.70.1-include-fix.diff b/blackbox/blackbox-0.70.1-include-fix.diff
new file mode 100644
index 000000000..40532b087
--- /dev/null
+++ b/blackbox/blackbox-0.70.1-include-fix.diff
@@ -0,0 +1,10 @@
+--- blackbox-0.70.1/lib/Image.cc.orig	2008-10-03 09:23:56.000000000 +0200
++++ blackbox-0.70.1/lib/Image.cc	2008-10-03 09:24:08.000000000 +0200
+@@ -44,6 +44,7 @@
+ #include <math.h>
+ #include <stdio.h>
+ #include <stdlib.h>
++#include <string.h>
+ 
+ // #define COLORTABLE_DEBUG
+ // #define MITSHM_DEBUG