diff --git a/mozilla/modules/plugin/default/unix/Makefile.in b/mozilla/modules/plugin/default/unix/Makefile.in
index 34b76a81fcc..0e7ab6805d5 100644
--- a/mozilla/modules/plugin/default/unix/Makefile.in
+++ b/mozilla/modules/plugin/default/unix/Makefile.in
@@ -60,8 +60,9 @@ CXXFLAGS	+= $(TK_CFLAGS)
 CFLAGS		+= $(TK_CFLAGS)
 endif
 
-install-plugin: libnullplugin.so
-	$(INSTALL) libnullplugin.so $(DIST)/bin/plugins
+install-plugin: $(SHARED_LIBRARY)
+	$(INSTALL) $(SHARED_LIBRARY) $(DIST)/bin/plugins
+
 install:: install-plugin
 
 
diff --git a/mozilla/modules/plugin/samples/default/unix/Makefile.in b/mozilla/modules/plugin/samples/default/unix/Makefile.in
index 34b76a81fcc..0e7ab6805d5 100644
--- a/mozilla/modules/plugin/samples/default/unix/Makefile.in
+++ b/mozilla/modules/plugin/samples/default/unix/Makefile.in
@@ -60,8 +60,9 @@ CXXFLAGS	+= $(TK_CFLAGS)
 CFLAGS		+= $(TK_CFLAGS)
 endif
 
-install-plugin: libnullplugin.so
-	$(INSTALL) libnullplugin.so $(DIST)/bin/plugins
+install-plugin: $(SHARED_LIBRARY)
+	$(INSTALL) $(SHARED_LIBRARY) $(DIST)/bin/plugins
+
 install:: install-plugin