diff --git a/src/build/elf/ELF.go b/src/build/elf/ELF.go
index a2b1e4a..1cc8b57 100644
--- a/src/build/elf/ELF.go
+++ b/src/build/elf/ELF.go
@@ -81,6 +81,9 @@ func (elf *ELF) Write(writer io.Writer) {
 	binary.Write(writer, binary.LittleEndian, &elf.DataHeader)
 	writer.Write(elf.CodePadding)
 	writer.Write(elf.Code)
-	writer.Write(elf.DataPadding)
-	writer.Write(elf.Data)
+
+	if len(elf.Data) > 0 {
+		writer.Write(elf.DataPadding)
+		writer.Write(elf.Data)
+	}
 }