diff --git a/CHANGELOG.md b/CHANGELOG.md
index 12d9ebab..da46c2c8 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,7 +1,11 @@
 # Change Log
 
 ## Unreleased
+
+## 1.20.0-beta01
 - The SDK internally migrated from `BackendExt` rust backend extension functions to more type-safe `TypesafeBackend`.
+- `Synchronizer.getMemos()` now internally handles expected `RuntimeException` from the rust layer and transforms it 
+  in an empty string.
 
 ## 1.19.0-beta01
 ### Changed
diff --git a/gradle.properties b/gradle.properties
index c6a256bd..61742990 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -26,7 +26,7 @@ ZCASH_ASCII_GPG_KEY=
 # Configures whether release is an unstable snapshot, therefore published to the snapshot repository.
 IS_SNAPSHOT=true
 
-LIBRARY_VERSION=1.19.0-beta01
+LIBRARY_VERSION=1.20.0-beta01
 
 # Kotlin compiler warnings can be considered errors, failing the build.
 ZCASH_IS_TREAT_WARNINGS_AS_ERRORS=true