diff --git a/srcpkgs/smpeg/patches/fix-gcc6-narrowing.patch b/srcpkgs/smpeg/patches/fix-gcc6-narrowing.patch
new file mode 100644
index 00000000000..ef9a76185b5
--- /dev/null
+++ b/srcpkgs/smpeg/patches/fix-gcc6-narrowing.patch
@@ -0,0 +1,81 @@
+Here gcc6 complains about narrowing int -1 to unsigned int,
+thus apply static_cast<unsigned int> to all unsigned int constants.
+
+--- audio/hufftable.cpp	2010-12-25 07:37:52.000000000 +0100
++++ audio/hufftable.cpp	2016-09-15 14:26:04.931857000 +0200
+@@ -548,40 +548,41 @@
+ 	       {  4,  1},{  2,  1},{  0, 12},{  0, 13},{  2,  1},{  0, 14},
+ 	       {  0, 15}};
+ 
++#define ui static_cast<unsigned int>
+ const HUFFMANCODETABLE MPEGaudio::ht[HTN]=
+ {
+-  { 0, 0-1, 0-1, 0,  0, htd33},
+-  { 1, 2-1, 2-1, 0,  7,htd01},
+-  { 2, 3-1, 3-1, 0, 17,htd02},
+-  { 3, 3-1, 3-1, 0, 17,htd03},
+-  { 4, 0-1, 0-1, 0,  0, htd33},
+-  { 5, 4-1, 4-1, 0, 31,htd05},
+-  { 6, 4-1, 4-1, 0, 31,htd06},
+-  { 7, 6-1, 6-1, 0, 71,htd07},
+-  { 8, 6-1, 6-1, 0, 71,htd08},
+-  { 9, 6-1, 6-1, 0, 71,htd09},
+-  {10, 8-1, 8-1, 0,127,htd10},
+-  {11, 8-1, 8-1, 0,127,htd11},
+-  {12, 8-1, 8-1, 0,127,htd12},
+-  {13,16-1,16-1, 0,511,htd13},
+-  {14, 0-1, 0-1, 0,  0, htd33},
+-  {15,16-1,16-1, 0,511,htd15},
+-  {16,16-1,16-1, 1,511,htd16},
+-  {17,16-1,16-1, 2,511,htd16},
+-  {18,16-1,16-1, 3,511,htd16},
+-  {19,16-1,16-1, 4,511,htd16},
+-  {20,16-1,16-1, 6,511,htd16},
+-  {21,16-1,16-1, 8,511,htd16},
+-  {22,16-1,16-1,10,511,htd16},
+-  {23,16-1,16-1,13,511,htd16},
+-  {24,16-1,16-1, 4,512,htd24},
+-  {25,16-1,16-1, 5,512,htd24},
+-  {26,16-1,16-1, 6,512,htd24},
+-  {27,16-1,16-1, 7,512,htd24},
+-  {28,16-1,16-1, 8,512,htd24},
+-  {29,16-1,16-1, 9,512,htd24},
+-  {30,16-1,16-1,11,512,htd24},
+-  {31,16-1,16-1,13,512,htd24},
+-  {32, 1-1,16-1, 0, 31,htd32},
+-  {33, 1-1,16-1, 0, 31,htd33}
++  { 0,ui( 0-1),ui( 0-1),ui( 0),ui(  0), htd33},
++  { 1,ui( 2-1),ui( 2-1),ui( 0),ui(  7),htd01},
++  { 2,ui( 3-1),ui( 3-1),ui( 0),ui( 17),htd02},
++  { 3,ui( 3-1),ui( 3-1),ui( 0),ui( 17),htd03},
++  { 4,ui( 0-1),ui( 0-1),ui( 0),ui(  0), htd33},
++  { 5,ui( 4-1),ui( 4-1),ui( 0),ui( 31),htd05},
++  { 6,ui( 4-1),ui( 4-1),ui( 0),ui( 31),htd06},
++  { 7,ui( 6-1),ui( 6-1),ui( 0),ui( 71),htd07},
++  { 8,ui( 6-1),ui( 6-1),ui( 0),ui( 71),htd08},
++  { 9,ui( 6-1),ui( 6-1),ui( 0),ui( 71),htd09},
++  {10,ui( 8-1),ui( 8-1),ui( 0),ui(127),htd10},
++  {11,ui( 8-1),ui( 8-1),ui( 0),ui(127),htd11},
++  {12,ui( 8-1),ui( 8-1),ui( 0),ui(127),htd12},
++  {13,ui(16-1),ui(16-1),ui( 0),ui(511),htd13},
++  {14,ui( 0-1),ui( 0-1),ui( 0),ui(  0), htd33},
++  {15,ui(16-1),ui(16-1),ui( 0),ui(511),htd15},
++  {16,ui(16-1),ui(16-1),ui( 1),ui(511),htd16},
++  {17,ui(16-1),ui(16-1),ui( 2),ui(511),htd16},
++  {18,ui(16-1),ui(16-1),ui( 3),ui(511),htd16},
++  {19,ui(16-1),ui(16-1),ui( 4),ui(511),htd16},
++  {20,ui(16-1),ui(16-1),ui( 6),ui(511),htd16},
++  {21,ui(16-1),ui(16-1),ui( 8),ui(511),htd16},
++  {22,ui(16-1),ui(16-1),ui(10),ui(511),htd16},
++  {23,ui(16-1),ui(16-1),ui(13),ui(511),htd16},
++  {24,ui(16-1),ui(16-1),ui( 4),ui(512),htd24},
++  {25,ui(16-1),ui(16-1),ui( 5),ui(512),htd24},
++  {26,ui(16-1),ui(16-1),ui( 6),ui(512),htd24},
++  {27,ui(16-1),ui(16-1),ui( 7),ui(512),htd24},
++  {28,ui(16-1),ui(16-1),ui( 8),ui(512),htd24},
++  {29,ui(16-1),ui(16-1),ui( 9),ui(512),htd24},
++  {30,ui(16-1),ui(16-1),ui(11),ui(512),htd24},
++  {31,ui(16-1),ui(16-1),ui(13),ui(512),htd24},
++  {32,ui( 1-1),ui(16-1),ui( 0),ui( 31),htd32},
++  {33,ui( 1-1),ui(16-1),ui( 0),ui( 31),htd33}
+ };
diff --git a/srcpkgs/smpeg/template b/srcpkgs/smpeg/template
index f1b8ba0ade2..5381fc6c6d0 100644
--- a/srcpkgs/smpeg/template
+++ b/srcpkgs/smpeg/template
@@ -1,7 +1,7 @@
 # Template file for 'smpeg'
 pkgname=smpeg
 version=0.4.5
-revision=3
+revision=4
 build_style=gnu-configure
 configure_args="--with-sdl-prefix=${XBPS_CROSS_BASE}/usr --disable-gtk-player --disable-opengl-player"
 make_build_args="LDFLAGS+=-lstdc++"