diff --git a/Makefile b/Makefile
index 2f8c4ea5..1dff0584 100644
--- a/Makefile
+++ b/Makefile
@@ -36,7 +36,7 @@ build-testing:
 		XDR_REF=v22.0.0 \
 		CORE_REF=v22.0.0 \
 		HORIZON_REF=horizon-v22.0.0 \
-		SOROBAN_RPC_REF=v22.0.0 \
+		SOROBAN_RPC_REF=v22.1.0 \
 		FRIENDBOT_REF=horizon-v22.0.0
 
 build-future:
@@ -45,7 +45,7 @@ build-future:
 		XDR_REF=v22.0.0 \
 		CORE_REF=v22.0.0 \
 		HORIZON_REF=horizon-v22.0.0 \
-		SOROBAN_RPC_REF=v22.0.0 \
+		SOROBAN_RPC_REF=v22.1.0 \
 		FRIENDBOT_REF=horizon-v22.0.0
 
 build: