Index: utils/objfw-compile
==================================================================
--- utils/objfw-compile
+++ utils/objfw-compile
@@ -298,11 +298,11 @@
 
 	if test ! -f "$obj" -o "$i" -nt "$obj"; then
 		build="yes"
 	else
 		deps=$($OBJC -E -M $CPPFLAGS $OBJCFLAGS $i |
-			sed 's/.*: //' | sed 's/\\//g')
+			sed -e 's/.*: //' -e 's/\\//g')
 		for dep in $deps; do
 			test "$dep" -nt $obj && build="yes"
 		done
 	fi
 

Index: utils/objfw-embed
==================================================================
--- utils/objfw-embed
+++ utils/objfw-embed
@@ -12,15 +12,15 @@
 
 extern void OFRegisterEmbeddedFile(const char *, const uint8_t *, size_t);
 
 static const uint8_t bytes[] = {
 EOF
-od -vtx1 $1 | sed '/^[^ ][^ ]*$/d;s/  */ /g;s/ $//g;s/^[^ ][^ ]* //;s/ /, 0x/g;s/^/	0x/;s/$/,/'
+od -vtx1 $1 | sed -e '/^[^ ][^ ]*$/d;s/  */ /g' -e 's/ $//g;s/^[^ ][^ ]* //' -e 's/ /, 0x/g' -e 's/^/	0x/' -e 's/$/,/'
 cat <<EOF
 };
 
 static void __attribute__((__constructor__))
 ctor(void)
 {
 	OFRegisterEmbeddedFile("$2", bytes, sizeof(bytes));
 }
 EOF