diff --git a/textproc/opensearch/Makefile b/textproc/opensearch/Makefile
--- a/textproc/opensearch/Makefile
+++ b/textproc/opensearch/Makefile
@@ -1,5 +1,5 @@
 PORTNAME=	opensearch
-DISTVERSION?=	3.1.0
+DISTVERSION=	3.2.0
 DISTVERSIONSUFFIX=	-linux-x64
 PORTREVISION?=	0
 CATEGORIES=	textproc java devel
@@ -7,11 +7,13 @@
 PKGNAMESUFFIX?=	#
 
 MAINTAINER=	opensearch@FreeBSD.org
-COMMENT?=	Full-text search engine for Java
+COMMENT=	Full-text search engine for Java
 WWW=		https://opensearch.org
 
 LICENSE=	APACHE20
 
+ONLY_FOR_ARCHS=	aarch64 amd64
+
 BUILD_DEPENDS=	jna>0:devel/jna
 RUN_DEPENDS=	bash>0:shells/bash \
 		jna>0:devel/jna
@@ -39,6 +41,12 @@
 
 .include <bsd.port.options.mk>
 
+.if ${ARCH} == "aarch64"
+OPENSEARCH_ARCH=     arm64
+.else
+OPENSEARCH_ARCH=     x64
+.endif
+
 CONFIG_FILES=	opensearch.yml jvm.options log4j2.properties
 
 PLUGINS_CONFIG_FILES?=	\
diff --git a/textproc/opensearch/distinfo b/textproc/opensearch/distinfo
--- a/textproc/opensearch/distinfo
+++ b/textproc/opensearch/distinfo
@@ -1,3 +1,3 @@
-TIMESTAMP = 1752307580
-SHA256 (opensearch-3.1.0-linux-x64.tar.gz) = a5eb65b1fab3ff4e0befba8cf48174e8bc2daee6d85ffd5b5c4ccf5cbf427eb6
-SIZE (opensearch-3.1.0-linux-x64.tar.gz) = 1000330285
+TIMESTAMP = 1757053538
+SHA256 (opensearch-3.2.0-linux-x64.tar.gz) = 3f77e6a69925af8a18d6feaa651129027dccab4e4f8a20c23fee7873db992f44
+SIZE (opensearch-3.2.0-linux-x64.tar.gz) = 942883522
diff --git a/textproc/opensearch/files/opensearch.in b/textproc/opensearch/files/opensearch.in
--- a/textproc/opensearch/files/opensearch.in
+++ b/textproc/opensearch/files/opensearch.in
@@ -17,6 +17,13 @@
 #               Set it to the config file location.
 # opensearch_java_home (path): Set to %%JAVA_HOME%% by default.
 #               Set it to the root of the JDK to use.
+# opensearch_flags (): Set to "" by default.
+#               Configure temporary startup flags 
+#               Format: "-Enetwork.host=0.0.0.0 -Ediscovery.type=single-node"
+#               See: docs.opensearch.org/latest/install-and-configure/configuring-opensearch/index/ 
+# opensearch_env (): Set to "" by default.
+#               Configure environment 
+#               Format: "OPENSEARCH_INITIAL_ADMIN_PASSWORD=Secret!Password1"
 #
 . /etc/rc.subr
 
@@ -31,6 +38,8 @@
 : ${opensearch_config=%%PREFIX%%/etc/opensearch}
 : ${opensearch_login_class=root}
 : ${opensearch_java_home="%%JAVA_HOME%%"}
+: ${opensearch_flags=""}
+: ${opensearch_env=""}
 
 required_files="${opensearch_config}/opensearch.yml"
 _pidprefix=/var/run/opensearch/opensearch
@@ -46,6 +55,10 @@
 export OPENSEARCH_PATH_CONF=${opensearch_config}
 export JAVA_HOME=${opensearch_java_home}
 
+if [ -n "${opensearch_env}" ]; then
+    export ${opensearch_env}
+fi
+
 opensearch_precmd()
 {
     /usr/bin/install -d -o ${opensearch_user} -g ${opensearch_group} -m 755 ${pidfile%/*}
diff --git a/textproc/opensearch/files/patch-config_opensearch.yml b/textproc/opensearch/files/patch-config_opensearch.yml
--- a/textproc/opensearch/files/patch-config_opensearch.yml
+++ b/textproc/opensearch/files/patch-config_opensearch.yml
@@ -1,4 +1,4 @@
---- config/opensearch.yml.orig	2021-07-02 23:22:08 UTC
+--- config/opensearch.yml.orig  2021-07-02 23:22:08 UTC
 +++ config/opensearch.yml
 @@ -31,10 +31,12 @@
  # Path to directory where to store the data (separate multiple locations by comma):
@@ -13,3 +13,10 @@
  #
  # ----------------------------------- Memory -----------------------------------
  #
+@@ -122,3 +124,7 @@
+ #
+ #opensearch.experimental.optimization.datetime_formatter_caching.enabled: false
++
++# Disable unsupported AVX2, https://github.com/opensearch-project/k-NN/issues/2788
++knn.faiss.avx2.disabled: true
++knn.faiss.avx512_spr.disabled: true