diff --git a/mozilla/modules/plugin/tools/sdk/samples/simple/Makefile.in b/mozilla/modules/plugin/tools/sdk/samples/simple/Makefile.in
index 88235fef621..c5d41346093 100644
--- a/mozilla/modules/plugin/tools/sdk/samples/simple/Makefile.in
+++ b/mozilla/modules/plugin/tools/sdk/samples/simple/Makefile.in
@@ -50,6 +50,7 @@ REQUIRES = xpcom \
            $(NULL)
 
 NO_DIST_INSTALL = 1
+NO_INSTALL = 1
 
 CPPSRCS = nsScriptablePeer.cpp \
           plugin.cpp \
diff --git a/mozilla/toolkit/mozapps/installer/unix/wizard/Makefile.in b/mozilla/toolkit/mozapps/installer/unix/wizard/Makefile.in
index 7eeec29dedd..682fbfd322b 100644
--- a/mozilla/toolkit/mozapps/installer/unix/wizard/Makefile.in
+++ b/mozilla/toolkit/mozapps/installer/unix/wizard/Makefile.in
@@ -86,6 +86,7 @@ EXTRA_DEPS = \
 	$(NULL)
 
 NO_DIST_INSTALL = 1
+NO_INSTALL = 1
 
 include $(topsrcdir)/config/rules.mk