diff --git a/xorg/cairo/build b/xorg/cairo/build
index b35ce999..92dafa69 100755
--- a/xorg/cairo/build
+++ b/xorg/cairo/build
@@ -1,8 +1,8 @@
 #!/bin/sh -e
 
 # Disable building 'cairo-sphinx'.
-sed -i'' "s/BUILD_SPHINX_TRUE=/BUILD_SPHINX_TRUE='#'/"   configure
-sed -i'' "s/BUILD_SPHINX_FALSE='#'/BUILD_SPHINX_FALSE=/" configure
+sed -i "s/BUILD_SPHINX_TRUE=/BUILD_SPHINX_TRUE='#'/"   configure
+sed -i "s/BUILD_SPHINX_FALSE='#'/BUILD_SPHINX_FALSE=/" configure
 
 ./configure \
     --prefix=/usr \