diff --git a/proxy/plugin/solana_rest_api.py b/proxy/plugin/solana_rest_api.py
index badc941f6..fa761e539 100644
--- a/proxy/plugin/solana_rest_api.py
+++ b/proxy/plugin/solana_rest_api.py
@@ -46,7 +46,7 @@
 modelInstanceLock = threading.Lock()
 modelInstance = None
 
-NEON_PROXY_PKG_VERSION = '0.5.0'
+NEON_PROXY_PKG_VERSION = '0.5.0-rc4'
 NEON_PROXY_REVISION = 'NEON_PROXY_REVISION_TO_BE_REPLACED'
 
 class EthereumModel: