diff --git a/package/snort3/snort3.hash b/package/snort3/snort3.hash
index 0ba4505a83..7746547d18 100644
--- a/package/snort3/snort3.hash
+++ b/package/snort3/snort3.hash
@@ -1,5 +1,5 @@
 # Locally computed:
-sha256  6e45c16b1815d832b5d6edcd2b705e7838e25c76bfd54b3e86c55ecba6de420a  snort3-3.1.18.0.tar.gz
+sha256  d787d954f21d4cd6a048e10b8c53c78cb6287ec448108fc573b951639c8947b3  snort3-3.1.40.0.tar.gz
 
 # Hash for license files:
 sha256  3f1cbfb20bb2c608e1a474421880d08b8cba6abb00ab7736d22c481d71656a6d  COPYING
diff --git a/package/snort3/snort3.mk b/package/snort3/snort3.mk
index 6f15ce3c92..a76b831838 100644
--- a/package/snort3/snort3.mk
+++ b/package/snort3/snort3.mk
@@ -4,7 +4,7 @@
 #
 ################################################################################
 
-SNORT3_VERSION = 3.1.18.0
+SNORT3_VERSION = 3.1.40.0
 SNORT3_SITE = $(call github,snort3,snort3,$(SNORT3_VERSION))
 SNORT3_LICENSE = GPL-2.0
 SNORT3_LICENSE_FILES = COPYING LICENSE
@@ -17,13 +17,6 @@ SNORT3_CONF_OPTS = \
 	-DENABLE_STATIC_DAQ=OFF \
 	-DMAKE_DOC=OFF
 
-ifeq ($(BR2_PACKAGE_FLATBUFFERS),y)
-SNORT3_DEPENDENCIES += flatbuffers
-SNORT3_CONF_OPTS += -DHAVE_FLATBUFFERS=ON
-else
-SNORT3_CONF_OPTS += -DHAVE_FLATBUFFERS=OFF
-endif
-
 ifeq ($(BR2_PACKAGE_LIBICONV),y)
 SNORT3_DEPENDENCIES += libiconv
 SNORT3_CONF_OPTS += -DHAVE_ICONV=ON