diff --git a/mozglue/build/replace_malloc.mk b/mozglue/build/replace_malloc.mk
index 000d621015ee..e154a59ea24d 100644
--- a/mozglue/build/replace_malloc.mk
+++ b/mozglue/build/replace_malloc.mk
@@ -3,25 +3,11 @@
 # file, You can obtain one at http://mozilla.org/MPL/2.0/.
 
 ifeq (Darwin_1,$(OS_TARGET)_$(MOZ_REPLACE_MALLOC))
+# Technically, ) is not a necessary delimiter in the awk call, but make
+# doesn't like the opening ( there being alone...
 OS_LDFLAGS += \
-  -Wl,-U,_replace_init \
-  -Wl,-U,_replace_get_bridge \
-  -Wl,-U,_replace_malloc \
-  -Wl,-U,_replace_posix_memalign \
-  -Wl,-U,_replace_aligned_alloc \
-  -Wl,-U,_replace_calloc \
-  -Wl,-U,_replace_realloc \
-  -Wl,-U,_replace_free \
-  -Wl,-U,_replace_memalign \
-  -Wl,-U,_replace_valloc \
-  -Wl,-U,_replace_malloc_usable_size \
-  -Wl,-U,_replace_malloc_good_size \
-  -Wl,-U,_replace_jemalloc_stats \
-  -Wl,-U,_replace_jemalloc_purge_freed_pages \
-  -Wl,-U,_replace_jemalloc_free_dirty_pages \
-  -Wl,-U,_replace_jemalloc_thread_local_arena \
-  -Wl,-U,_replace_jemalloc_ptr_info \
+  $(shell awk -F'[(),]' '/^MALLOC_DECL/{print "-Wl,-U,_replace_" $$2}' $(topsrcdir)/memory/build/malloc_decls.h) \
   $(NULL)
 
-EXTRA_DEPS += $(topsrcdir)/mozglue/build/replace_malloc.mk
+EXTRA_DEPS += $(topsrcdir)/memory/build/malloc_decls.h
 endif