diff --git a/configure b/configure
index 307ff6cea31..a011ce8db65 100755
--- a/configure
+++ b/configure
@@ -8400,7 +8400,7 @@ $as_echo "#define USE_SHARED_POSTGRES_BACKEND 1" >>confdefs.h
   esac
 
 else
-  enable_shared_postgres_backend=no
+  enable_shared_postgres_backend=yes
 
 fi
 
diff --git a/configure.ac b/configure.ac
index 67c27151084..47d953de3de 100644
--- a/configure.ac
+++ b/configure.ac
@@ -858,7 +858,7 @@ AC_SUBST(enable_mapreduce)
 #
 # --enable-shared-postgres-backend enables shared postgres backend support
 #
-PGAC_ARG_BOOL(enable, shared-postgres-backend, no, [enable Cloudberry shared postgres backend support],
+PGAC_ARG_BOOL(enable, shared-postgres-backend, yes, [enable Cloudberry shared postgres backend support],
               [AC_DEFINE([USE_SHARED_POSTGRES_BACKEND], 1,
 			             [Define to 1 to build with shared postgres backend capabilities (--enable-shared-postgres-backend)])])
 AC_MSG_RESULT([checking whether to build with Cloudberry shared postgres backend... $enable_shared_postgres_backend])