diff --git a/data-node/pom.xml b/data-node/pom.xml
index 8bc6fc414a8e..18d818a44358 100644
--- a/data-node/pom.xml
+++ b/data-node/pom.xml
@@ -42,7 +42,7 @@
         <mainClass>org.graylog.datanode.bootstrap.Main</mainClass>
 
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
-        <opensearch.version>2.19.3</opensearch.version>
+        <opensearch.version>2.19.4</opensearch.version>
         <opensearch.mac.jdk.version>21.0.7</opensearch.mac.jdk.version>
         <opensearch.mac.jdk.build>6</opensearch.mac.jdk.build>
 
@@ -546,7 +546,7 @@
                                 https://artifacts.opensearch.org/releases/bundle/opensearch/${opensearch.version}/opensearch-${opensearch.version}-linux-x64.tar.gz
                             </url>
                             <sha512>
-                                13c1df3bf6e8a46bff1e43d6ac664b82c3e839283b9a10c9fd549d1b44f9f039e24de91f51063d7d0a9945d6d6136e9d8a47588a7d9867405501274d4c943df3
+                                360f865a9e5f71f425e315c4d5e0a0b32a94debe461472210648edd7fb153211c89322597eb91e202fa360e1d79f5ef38ce35dc2c839f92654003d357a26afb4
                             </sha512>
                             <outputFileName>opensearch-${opensearch.version}-linux-x64.tar.gz</outputFileName>
                             <outputDirectory>${project.build.directory}/opensearch</outputDirectory>
@@ -570,7 +570,7 @@
                                 https://artifacts.opensearch.org/releases/bundle/opensearch/${opensearch.version}/opensearch-${opensearch.version}-linux-arm64.tar.gz
                             </url>
                             <sha512>
-                                64929d121359ca8fc4291a3398914b6212998f1be678a516056b72b614656c604e50ded47273d5f376265d15c43b2d0b1883e40faeebb84b04205d623c065a6b
+                                8b000d75befa6eac73da6bccbd3b5f5f14448caf8a66585d8d5bf2b49f46b268e6388be12ae21b75372e23afe60bd5160366704f646c530cdf783bce7d697c40
                             </sha512>
                             <outputFileName>opensearch-${opensearch.version}-linux-aarch64.tar.gz</outputFileName>
                             <outputDirectory>${project.build.directory}/opensearch</outputDirectory>
@@ -596,7 +596,7 @@
                             <outputFileName>repository-s3-${opensearch.version}.zip</outputFileName>
                             <outputDirectory>${project.build.directory}/opensearch-plugins</outputDirectory>
                             <sha512>
-                                098a94a0a959caa70ed286d232f8d4d9a064aa70f85c6a1198f1fd030196721c232b9084efcad9aa27188ad10827b7f6a8f89f54573ad12098dc7053e965990d
+                                012f350310101913cb0358495e05e506b0ddef4b43d7f8c149d7c1643142ac2b9baa612b0e31e82f2bdd98379ffa14df8039ba894e5443faa278c1a7df00dcc8
                             </sha512>
                         </configuration>
                     </execution>
@@ -613,7 +613,7 @@
                             <outputFileName>repository-gcs-${opensearch.version}.zip</outputFileName>
                             <outputDirectory>${project.build.directory}/opensearch-plugins</outputDirectory>
                             <sha512>
-                                70a574d41f0269f7e91e1558960270a7dc98cc233653babd454d66f990ec4d8ee49f6fb6860a61c6760118c1ddc821c8f64ecb42b016ab4d57e89af7f6df00e1
+                                658c5726d5f8ef23d814db5f5fe101b87a1ebfbf10f869599ad2d350dc2bb91afa5e6002300032f671d4b6827a7e7ffb58b43f004e8953f74db70cde7be610d7
                             </sha512>
                         </configuration>
                     </execution>
@@ -630,7 +630,7 @@
                             <outputFileName>repository-hdfs-${opensearch.version}.zip</outputFileName>
                             <outputDirectory>${project.build.directory}/opensearch-plugins</outputDirectory>
                             <sha512>
-                                29167547c1d89ae5df44f9880f9fe8aa405d2518d1c7b4f29822b96ed18a0d6c4914b8c251a6b27553a6ccf43db3920addec23ee57e39a8345ce99f5748ca139
+                                3550e9d2477cc9222dd834e4671636d76a50b8f54664a10f54e0be93b7a923d2b47564eb78c58e0291fb7653e1806afb62300918c7fd6cd29f4655ce0f2a2164
                             </sha512>
                         </configuration>
                     </execution>
@@ -647,7 +647,7 @@
                             <outputFileName>repository-azure-${opensearch.version}.zip</outputFileName>
                             <outputDirectory>${project.build.directory}/opensearch-plugins</outputDirectory>
                             <sha512>
-                                4f34367bb0949112f0bc73e3cbe84559fe4125f1ba356a219eab37ffe6e3bc634b8176bb2eadc2b3f23c334d68e39269c2be8d9bb442422cda35a7cd8c5c644e
+                                2b1661e061bc892aee54748a857d1c1d3a3269eb11a8ac789f3913ea067a70ea9cd9d24cd48f9dc344850dcac807775f66709104c1edf4804713d18d6e49f6d0
                             </sha512>
                         </configuration>
                     </execution>