diff --git a/core/bison/build b/core/bison/build
index 5108e886..6daf22f8 100755
--- a/core/bison/build
+++ b/core/bison/build
@@ -5,7 +5,3 @@
 
 make
 make DESTDIR="$1" install
-
-# Remove all uneeded files.
-rm -rf "$1/usr/share/info"
-rm -rf "$1/usr/share/doc"