@@ -1,8 +1,9 @@
 include ../extra.mk
 
 SUBDIRS = ${RUNTIME} exceptions forwarding
+DISTCLEAN = objfw-defs.h
 
 SHARED_LIB = ${OBJFW_SHARED_LIB}
 STATIC_LIB = ${OBJFW_STATIC_LIB}
 LIB_MAJOR = ${OBJFW_LIB_MAJOR}
 LIB_MINOR = ${OBJFW_LIB_MINOR}