diff --git a/dbflute.xml b/dbflute.xml
index bcf17a5d5..191dc71b5 100644
--- a/dbflute.xml
+++ b/dbflute.xml
@@ -2,7 +2,7 @@
 <project name="dbflute" basedir=".">
 	<property name="mydbflute.dir" value="${basedir}/mydbflute" />
 	<property name="target.dir" value="${basedir}/target" />
-	<property name="branch.name" value="es-7.2" />
+	<property name="branch.name" value="es-7.3" />
 	<property name="mydbflute.url" value="https://github.com/lastaflute/lastaflute-example-waterfront/archive/${branch.name}.zip" />
 
 	<target name="mydbflute.check">
diff --git a/plugin.xml b/plugin.xml
index 13e87fb5e..7e2be3393 100644
--- a/plugin.xml
+++ b/plugin.xml
@@ -13,48 +13,48 @@
 		<mkdir dir="${plugins.dir}" />
 		<!-- analysis-extension -->
 		<antcall target="install.plugin">
-			<param name="repo.url" value="${maven.release.repo.url}" />
+			<param name="repo.url" value="${maven.snapshot.repo.url}" />
 			<param name="plugin.groupId" value="org/codelibs" />
 			<param name="plugin.name.prefix" value="elasticsearch-" />
 			<param name="plugin.name" value="analysis-extension" />
-			<param name="plugin.version" value="7.2.0" />
-			<param name="plugin.zip.version" value="7.2.0" />
+			<param name="plugin.version" value="7.3.0-SNAPSHOT" />
+			<param name="plugin.zip.version" value="7.3.0-20190812.023157-1" />
 		</antcall>
 		<!-- analysis-fess -->
 		<antcall target="install.plugin">
-			<param name="repo.url" value="${maven.release.repo.url}" />
+			<param name="repo.url" value="${maven.snapshot.repo.url}" />
 			<param name="plugin.groupId" value="org/codelibs" />
 			<param name="plugin.name.prefix" value="elasticsearch-" />
 			<param name="plugin.name" value="analysis-fess" />
-			<param name="plugin.version" value="7.2.0" />
-			<param name="plugin.zip.version" value="7.2.0" />
+			<param name="plugin.version" value="7.3.0-SNAPSHOT" />
+			<param name="plugin.zip.version" value="7.3.0-20190812.023824-1" />
 		</antcall>
 		<!-- configsync -->
 		<antcall target="install.plugin">
-			<param name="repo.url" value="${maven.release.repo.url}" />
+			<param name="repo.url" value="${maven.snapshot.repo.url}" />
 			<param name="plugin.groupId" value="org/codelibs" />
 			<param name="plugin.name.prefix" value="elasticsearch-" />
 			<param name="plugin.name" value="configsync" />
-			<param name="plugin.version" value="7.2.1" />
-			<param name="plugin.zip.version" value="7.2.1" />
+			<param name="plugin.version" value="7.3.0-SNAPSHOT" />
+			<param name="plugin.zip.version" value="7.3.0-20190812.033503-1" />
 		</antcall>
 		<!-- dataformat -->
 		<antcall target="install.plugin">
-			<param name="repo.url" value="${maven.release.repo.url}" />
+			<param name="repo.url" value="${maven.snapshot.repo.url}" />
 			<param name="plugin.groupId" value="org/codelibs" />
 			<param name="plugin.name.prefix" value="elasticsearch-" />
 			<param name="plugin.name" value="dataformat" />
-			<param name="plugin.version" value="7.2.0" />
-			<param name="plugin.zip.version" value="7.2.0" />
+			<param name="plugin.version" value="7.3.0-SNAPSHOT" />
+			<param name="plugin.zip.version" value="7.3.0-20190812.023947-1" />
 		</antcall>
 		<!-- minhash -->
 		<antcall target="install.plugin">
-			<param name="repo.url" value="${maven.release.repo.url}" />
+			<param name="repo.url" value="${maven.snapshot.repo.url}" />
 			<param name="plugin.groupId" value="org/codelibs" />
 			<param name="plugin.name.prefix" value="elasticsearch-" />
 			<param name="plugin.name" value="minhash" />
-			<param name="plugin.version" value="7.2.0" />
-			<param name="plugin.zip.version" value="7.2.0" />
+			<param name="plugin.version" value="7.3.0-SNAPSHOT" />
+			<param name="plugin.zip.version" value="7.3.0-20190812.015952-1" />
 		</antcall>
 
 		<antcall target="remove.jars" />