diff --git a/toolkit/library/Makefile.in b/toolkit/library/Makefile.in
index 56869331d25..8a47dd68f35 100644
--- a/toolkit/library/Makefile.in
+++ b/toolkit/library/Makefile.in
@@ -103,7 +103,6 @@ CPPSRCS += \
 GARBAGE	+= \
 	$(INTL_UNICHARUTIL_UTIL_LCPPSRCS) \
 	$(wildcard *.$(OBJ_SUFFIX)) \
-	dlldeps-javaxpcom.cpp \
 	$(NULL)
 
 LOCAL_INCLUDES += -I$(topsrcdir)/intl/unicharutil/util \
@@ -254,11 +253,6 @@ ifeq ($(OS_ARCH),OpenBSD)
 EXTRA_DSO_LDOPTS += -lkrb5 -lcrypto
 endif
 
-ifdef MOZ_JAVAXPCOM
-dlldeps-javaxpcom.cpp: $(topsrcdir)/extensions/java/xpcom/src/dlldeps-javaxpcom.cpp
-	$(INSTALL) $^ .
-endif
-
 ifdef MOZ_DEBUG
 ifdef ENABLE_TESTS
 DEFINES += -DENABLE_LAYOUTDEBUG