diff --git a/memory/replace/dummy/moz.build b/memory/replace/dummy/moz.build
index 219598d88b1b..7bc32fb1f3e4 100644
--- a/memory/replace/dummy/moz.build
+++ b/memory/replace/dummy/moz.build
@@ -9,6 +9,6 @@ SOURCES += [
     'dummy_replace_malloc.c',
 ]
 
-SharedLibrary('replace_malloc')
+SharedLibrary('dummy_replace_malloc')
 
 DISABLE_STL_WRAPPING = True
diff --git a/mozglue/build/replace_malloc.mk b/mozglue/build/replace_malloc.mk
index 467f2a5c80a6..7f436f2eea3b 100644
--- a/mozglue/build/replace_malloc.mk
+++ b/mozglue/build/replace_malloc.mk
@@ -25,6 +25,8 @@ ifneq ($(MOZ_REPLACE_MALLOC_LINKAGE),compiler support)
 OS_LDFLAGS += -flat_namespace
 endif
 ifeq ($(MOZ_REPLACE_MALLOC_LINKAGE),dummy library)
-OS_LDFLAGS += -Wl,-weak_library,$(DEPTH)/memory/replace/dummy/$(DLL_PREFIX)replace_malloc$(DLL_SUFFIX)
+OS_LDFLAGS += -Wl,-weak_library,$(DEPTH)/memory/replace/dummy/$(DLL_PREFIX)dummy_replace_malloc$(DLL_SUFFIX)
 endif
+
+EXTRA_DEPS += $(topsrcdir)/mozglue/build/replace_malloc.mk
 endif