diff --git a/srcpkgs/netpbm/files/netpbm-security-code.patch b/srcpkgs/netpbm/files/netpbm-security-code.patch
index aa54b0b6700..16aa57a3668 100644
--- a/srcpkgs/netpbm/files/netpbm-security-code.patch
+++ b/srcpkgs/netpbm/files/netpbm-security-code.patch
@@ -792,18 +792,6 @@ diff -up netpbm-10.58.01/converter/ppm/qrttoppm.c.security-code netpbm-10.58.01/
      if ( buf == (unsigned char *) 0 )
  	pm_error( "out of memory" );
  
-diff -up netpbm-10.58.01/converter/ppm/sldtoppm.c.security-code netpbm-10.58.01/converter/ppm/sldtoppm.c
---- netpbm-10.58.01/converter/ppm/sldtoppm.c.security-code	2012-04-09 15:31:44.000000000 +0200
-+++ netpbm-10.58.01/converter/ppm/sldtoppm.c	2012-04-09 15:40:03.216619626 +0200
-@@ -455,6 +455,8 @@ slider(slvecfn   slvec,
-     
-     /* Allocate image buffer and clear it to black. */
-     
-+    overflow_add(ixdots,1);
-+    overflow_add(iydots,1);
-     pixels = ppm_allocarray(pixcols = ixdots + 1, pixrows = iydots + 1);
-     PPM_ASSIGN(rgbcolor, 0, 0, 0);
-     ppmd_filledrectangle(pixels, pixcols, pixrows, pixmaxval, 0, 0,
 diff -up netpbm-10.58.01/converter/ppm/ximtoppm.c.security-code netpbm-10.58.01/converter/ppm/ximtoppm.c
 --- netpbm-10.58.01/converter/ppm/ximtoppm.c.security-code	2012-04-09 15:31:44.000000000 +0200
 +++ netpbm-10.58.01/converter/ppm/ximtoppm.c	2012-04-09 15:40:03.216619626 +0200
diff --git a/srcpkgs/netpbm/template b/srcpkgs/netpbm/template
index f175fcd5aed..762a27939c0 100644
--- a/srcpkgs/netpbm/template
+++ b/srcpkgs/netpbm/template
@@ -1,10 +1,10 @@
 # Template file for 'netpbm'
 pkgname=netpbm
 # from http://svn.code.sf.net/p/netpbm/code/advanced/doc/HISTORY
-version=10.81.0
+version=10.81.01
 revision=1
-_githash=a5fb397b3ab3ac6b2c17c72598036bedbdca1816                              
-_githash_guide=ad3acab4d1ef5acd4a232c2bec3590620cd0edea
+_githash=4e026d12139bb3ea85a6c5c70c51f8dbebcfe524
+_githash_guide=6e397b236ac2748075516f06b157180b8e440c00
 create_wrksrc=yes
 build_wrksrc="netpbm-mirror-${_githash}"
 hostmakedepends="pkg-config perl python flex"
@@ -17,8 +17,8 @@ homepage="http://netpbm.sourceforge.net/"
 nocross=yes
 distfiles="https://github.com/chneukirchen/netpbm-mirror/archive/${_githash}.tar.gz
  https://github.com/chneukirchen/netpbm-mirror/archive/${_githash_guide}.tar.gz"
-checksum="ba1a03998d920f33a42450f583cd9024c90bb986c8b6a4ab7244d660deef593c
- 55678f15a2ade5ed4c75f988a05296c895042e58a8c24829929562b3344a5349"
+checksum="ddc6f81a04aeda2a2e74718c02eaf4c08892dbba03639e5f048513524485522a
+ c045f227dcdd8b0e47c21ecd3a10b870f17ed0ca0b7641374946bad53020b661"
 
 post_extract() {
 	cd $build_wrksrc