diff --git a/.travis.yml b/.travis.yml
index 5a81447..e5d1245 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -23,6 +23,6 @@ before_install:
 script: sh ./ci_run.sh
 
 after_success:
-  - if [ x"$COVERAGE" == "xyes" ] ; then cd vim && coveralls -b src -x .xs -e src/xxd -e src/if_perl.c -e src/hangulin.c -e src/digraph.c; fi
+  - if [ x"$COVERAGE" == "xyes" ] ; then sh ./ci_post.sh; fi
 
 # vim:set sts=2 sw=2 tw=0 et:
diff --git a/ci_post.sh b/ci_post.sh
new file mode 100644
index 0000000..f68934c
--- /dev/null
+++ b/ci_post.sh
@@ -0,0 +1,11 @@
+#!/bin/sh
+# vim:set sts=2 sw=2 tw=0 et:
+
+cd vim
+
+iconv -f EUC-KR -t UTF-8 < src/hangulin.c > src/hangulin.tmp
+mv src/hangulin.tmp src/hangulin.c
+iconv -f latin1 -t UTF-8 < src/digraph.c > src/digraph.tmp
+mv src/digraph.tmp src/digraph.c
+
+coveralls -b src -x .xs -e src/xxd -e src/if_perl.c