diff --git a/src/libsodium/Makefile.am b/src/libsodium/Makefile.am
index db477ea6..3cbb376e 100644
--- a/src/libsodium/Makefile.am
+++ b/src/libsodium/Makefile.am
@@ -222,7 +222,8 @@ if HAVE_LD_OUTPUT_DEF
 libsodium_la_LDFLAGS += -Wl,--output-def,libsodium-$(DLL_VERSION).def
 defexecdir = $(bindir)
 defexec_DATA = libsodium-$(DLL_VERSION).def
-DISTCLEANFILES = $(defexec_DATA)
+CLEANFILES = $(defexec_DATA)
+libsodium-$(DLL_VERSION).def: libsodium.la
 endif
 
 SUBDIRS = \