diff --git a/build.gradle.kts b/build.gradle.kts
index 57461637761..99750e8ab5f 100644
--- a/build.gradle.kts
+++ b/build.gradle.kts
@@ -6,7 +6,7 @@ plugins {
 
 allprojects {
   group = "com.bnorm.power"
-  version = "0.3.1"
+  version = "0.4.0-SNAPSHOT"
 }
 
 subprojects {
diff --git a/kotlin-power-assert-gradle/src/main/kotlin/com/bnorm/power/PowerAssertGradleSubplugin.kt b/kotlin-power-assert-gradle/src/main/kotlin/com/bnorm/power/PowerAssertGradleSubplugin.kt
index e371c054480..dda483ad410 100644
--- a/kotlin-power-assert-gradle/src/main/kotlin/com/bnorm/power/PowerAssertGradleSubplugin.kt
+++ b/kotlin-power-assert-gradle/src/main/kotlin/com/bnorm/power/PowerAssertGradleSubplugin.kt
@@ -37,7 +37,7 @@ class PowerAssertGradleSubplugin : KotlinGradleSubplugin<AbstractCompile> {
   override fun getPluginArtifact(): SubpluginArtifact = SubpluginArtifact(
     groupId = "com.bnorm.power",
     artifactId = "kotlin-power-assert",
-    version = "0.3.1"
+    version = "0.4.0-SNAPSHOT"
   )
 
   override fun apply(