diff --git a/contrib/jemalloc/include/jemalloc/jemalloc_FreeBSD.h b/contrib/jemalloc/include/jemalloc/jemalloc_FreeBSD.h
--- a/contrib/jemalloc/include/jemalloc/jemalloc_FreeBSD.h
+++ b/contrib/jemalloc/include/jemalloc/jemalloc_FreeBSD.h
@@ -5,7 +5,7 @@
 #undef JEMALLOC_OVERRIDE_VALLOC
 
 #ifndef MALLOC_PRODUCTION
-#define	MALLOC_PRODUCTION
+#define	JEMALLOC_DEBUG
 #endif
 
 #undef JEMALLOC_DSS
diff --git a/share/mk/src.opts.mk b/share/mk/src.opts.mk
--- a/share/mk/src.opts.mk
+++ b/share/mk/src.opts.mk
@@ -145,6 +145,7 @@
     MAIL \
     MAILWRAPPER \
     MAKE \
+    MALLOC_PRODUCTION \
     MLX5TOOL \
     NETCAT \
     NETGRAPH \
@@ -213,7 +214,6 @@
     LLVM_ASSERTIONS \
     LLVM_BINUTILS \
     LLVM_FULL_DEBUGINFO \
-    MALLOC_PRODUCTION \
     OFED_EXTRA \
     OPENLDAP \
     RPCBIND_WARMSTART_SUPPORT \