diff --git a/mozilla/browser/app/Makefile.in b/mozilla/browser/app/Makefile.in
index 61777da6b96..52526484d50 100644
--- a/mozilla/browser/app/Makefile.in
+++ b/mozilla/browser/app/Makefile.in
@@ -157,7 +157,7 @@ include $(topsrcdir)/config/config.mk
 ifdef _MSC_VER
 # Always enter a Windows program through wmain, whether or not we're
 # a console application.
-WIN32_EXE_LDFLAGS += -ENTRY:mainWCRTStartup
+WIN32_EXE_LDFLAGS += -ENTRY:wmainCRTStartup
 endif
 
 ifndef BUILD_STATIC_LIBS
diff --git a/mozilla/toolkit/mozapps/update/src/updater/Makefile.in b/mozilla/toolkit/mozapps/update/src/updater/Makefile.in
index c5eb139f650..d020d6f4fe4 100644
--- a/mozilla/toolkit/mozapps/update/src/updater/Makefile.in
+++ b/mozilla/toolkit/mozapps/update/src/updater/Makefile.in
@@ -111,7 +111,7 @@ include $(topsrcdir)/config/rules.mk
 DEFINES += -DNS_NO_XPCOM
 
 ifdef _MSC_VER
-WIN32_EXE_LDFLAGS += -ENTRY:mainWCRTStartup
+WIN32_EXE_LDFLAGS += -ENTRY:wmainCRTStartup
 endif
 
 ifneq (,$(filter mac cocoa,$(MOZ_WIDGET_TOOLKIT)))