diff --git a/update_copyright_year.sh b/update_copyright_year.sh
deleted file mode 100755
index d1c1b86441ed298a42bf66f40584c4ab9b6fdab8..0000000000000000000000000000000000000000
--- a/update_copyright_year.sh
+++ /dev/null
@@ -1,7 +0,0 @@
-#!/bin/fish
-
-# Script to update the copyright year in header files
-
-set NEW_YEAR (date +"%Y")
-set OLD_YEAR (math $NEW_YEAR - 1)
-sed -i "s/Copyright  2016-$OLD_YEAR M/Copyright  2016-$NEW_YEAR M/g" silkaj/*.py tests/*.py