diff --git a/Dockerfile b/Dockerfile
index b6cd60f..a917d88 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM solanalabs/solana:v1.10.17
+FROM solanalabs/solana:v1.9.28
 
 RUN apt-get update && \
     apt-get install --no-install-recommends rustc curl jq -y && \