diff --git a/configure.ac b/configure.ac
index b344ae1aa0..a3f14e590c 100644
--- a/configure.ac
+++ b/configure.ac
@@ -577,7 +577,7 @@ AG_GST_CHECK_FEATURE(CELT, [celt], celt, [
 dnl *** Cog ***
 translit(dnm, m, l) AM_CONDITIONAL(USE_COG, true)
 AG_GST_CHECK_FEATURE(COG, [Cog plugin], cog, [
-  PKG_CHECK_MODULES(COG, libpng12 orc-0.4 >= 0.4.2.1, HAVE_COG="yes", [
+  PKG_CHECK_MODULES(COG, libpng12 orc-0.4 >= 0.4.3, HAVE_COG="yes", [
     HAVE_COG="no"
     AC_MSG_RESULT(no)
   ])
diff --git a/ext/cog/cog.orc b/ext/cog/cog.orc
index 052c4a1097..4a7c14f3a2 100644
--- a/ext/cog/cog.orc
+++ b/ext/cog/cog.orc
@@ -205,13 +205,6 @@ mergebw t4, s3, t2
 mergewl d1, t3, t4
 
 
-.function orc_memcpy
-.dest 1 d1 void
-.source 1 s1 void
-
-copyb d1, s1
-
-
 .function orc_addc_convert_u8_s16
 .dest 1 d1
 .source 2 s1 int16_t