diff --git a/Makefile b/Makefile
index f63f981..ae1b160 100644
--- a/Makefile
+++ b/Makefile
@@ -23,7 +23,7 @@ PROTOCOL_VERSION_DEFAULT=
 
 # variables to set for source code, can be any valid docker context url local path github remote repo `https://github.com/repo#<ref>`
 CORE_GIT_REF=https://github.com/stellar/stellar-core.git\#master
-SOROBAN_RPC_GIT_REF=https://github.com/stellar/soroban-rpc.git\#main
+SOROBAN_RPC_GIT_REF=https://github.com/2opremio/soroban-tools.git\#9e80869c5fc0c755a8874c643e9acd05fccd6329
 SOROBAN_CLI_GIT_REF=https://github.com/stellar/stellar-cli.git\#478a74f517b14d42c9f02437537c9fabf2e70840
 GO_GIT_REF=https://github.com/stellar/go.git\#master
 RS_XDR_GIT_REPO=https://github.com/stellar/rs-stellar-xdr