diff --git a/.github/workflows/maven.yml b/.github/workflows/maven.yml
index 710c84b..7d69c8a 100644
--- a/.github/workflows/maven.yml
+++ b/.github/workflows/maven.yml
@@ -31,14 +31,5 @@ jobs:
         key: ${{ runner.os }}-maven-${{ hashFiles('**/pom.xml') }}
         restore-keys: |
           ${{ runner.os }}-maven-
-    - name: Checkout fess-parent
-      uses: actions/checkout@v2
-      with:
-        repository: codelibs/fess-parent
-        path: fess-parent
-    - name: Install fess-parent
-      run: |
-        cd fess-parent
-        mvn install
     - name: Build with Maven
       run: mvn -B package --file pom.xml
diff --git a/pom.xml b/pom.xml
index 0d5981b..56030b0 100644
--- a/pom.xml
+++ b/pom.xml
@@ -4,7 +4,7 @@
 	<artifactId>fess-ds-office365</artifactId>
 	<packaging>jar</packaging>
 	<name>Office365 Data Store</name>
-	<version>14.11.1-SNAPSHOT</version>
+	<version>14.12.0-SNAPSHOT</version>
 	<scm>
 		<connection>scm:git:git@github.com:codelibs/fess-ds-office365.git</connection>
 		<developerConnection>scm:git:git@github.com:codelibs/fess-ds-office365.git</developerConnection>
@@ -13,7 +13,7 @@
 	<parent>
 		<groupId>org.codelibs.fess</groupId>
 		<artifactId>fess-parent</artifactId>
-		<version>14.11.0</version>
+		<version>14.12.0-SNAPSHOT</version>
 		<relativePath />
 	</parent>
 	<build>
@@ -98,6 +98,18 @@
 			</plugin>
 		</plugins>
 	</build>
+	<repositories>
+		<repository>
+			<id>snapshots.oss.sonatype.org</id>
+			<url>https://oss.sonatype.org/content/repositories/snapshots</url>
+			<releases>
+				<enabled>false</enabled>
+			</releases>
+			<snapshots>
+				<enabled>true</enabled>
+			</snapshots>
+		</repository>
+	</repositories>
 	<dependencies>
 		<dependency>
 			<groupId>javax.annotation</groupId>