diff --git a/buildSrc/src/main/kotlin/Releases.kt b/buildSrc/src/main/kotlin/Releases.kt
index ae696f2ea6..2d17d2ccd6 100644
--- a/buildSrc/src/main/kotlin/Releases.kt
+++ b/buildSrc/src/main/kotlin/Releases.kt
@@ -50,13 +50,13 @@ object Releases {
 
   object Engine : LibraryArtifact {
     override val artifactId = "engine"
-    override val version = "1.2.0"
+    override val version = "1.2.0-preview-SNAPSHOT"
     override val name = "Android FHIR Engine Library"
   }
 
   object DataCapture : LibraryArtifact {
     override val artifactId = "data-capture"
-    override val version = "1.3.0"
+    override val version = "1.3.0-preview-SNAPSHOT"
     override val name = "Android FHIR Structured Data Capture Library"
   }