diff --git a/buildSrc/src/main/groovy/tsubakuro-examples.java-conventions.gradle b/buildSrc/src/main/groovy/tsubakuro-examples.java-conventions.gradle
index 08baa73..db22631 100644
--- a/buildSrc/src/main/groovy/tsubakuro-examples.java-conventions.gradle
+++ b/buildSrc/src/main/groovy/tsubakuro-examples.java-conventions.gradle
@@ -6,10 +6,10 @@ plugins {
 }
 
 group = 'com.tsurugidb.tsubakuro-examples'
-version = '1.7.0-SNAPSHOT'
+version = '1.8.0-SNAPSHOT'
 
 ext {
-    tsubakuroVersion = '1.7.0-SNAPSHOT'
+    tsubakuroVersion = '1.8.0-SNAPSHOT'
 }
 
 if (hasProperty('mavenLocal')) {