diff --git a/PdCore/build.gradle b/PdCore/build.gradle
index fda54472..0606fefb 100644
--- a/PdCore/build.gradle
+++ b/PdCore/build.gradle
@@ -23,7 +23,7 @@ allprojects {
 // These are specific to PdCore, but nexusPublishing needs them here:
 // https://github.com/gradle-nexus/publish-plugin/issues/84
 group = 'io.github.libpd.android'
-version = '1.3.0'
+version = '1.3.0-SNAPSHOT'
 
 // Create a Sonatype user token for these environment variables:
 // export ORG_GRADLE_PROJECT_sonatypeUsername="<tokenUsername>"
diff --git a/build.gradle b/build.gradle
index efa78f98..818b8d93 100644
--- a/build.gradle
+++ b/build.gradle
@@ -20,5 +20,5 @@ ext {
     compileSdk = 34
     androidxLegacySupportVersion = '1.0.0'
     ndkVersion = libs.versions.ndk.get()
-    pdCoreVersion = '1.3.0' // Must match version in PdCore/build.gradle
+    pdCoreVersion = '1.3.0-SNAPSHOT' // Must match version in PdCore/build.gradle
 }