diff --git a/.github/workflows/build-testing.yml b/.github/workflows/build-testing.yml
index d3c6a7bd..8be73cc7 100644
--- a/.github/workflows/build-testing.yml
+++ b/.github/workflows/build-testing.yml
@@ -37,7 +37,7 @@ jobs:
       xdr_ref: v22.0.0-rc.1.1
       core_ref: v22.0.0rc2
       horizon_ref: horizon-v22.0.0-rc1
-      soroban_rpc_ref: 22.0.0-rc2
+      soroban_rpc_ref: v22.0.0-rc2
       friendbot_ref: horizon-v22.0.0-rc1
       test_matrix: |
         {
@@ -61,7 +61,7 @@ jobs:
       xdr_ref: v22.0.0-rc.1.1
       core_ref: v22.0.0rc2
       horizon_ref: horizon-v22.0.0-rc1
-      soroban_rpc_ref: 22.0.0-rc2
+      soroban_rpc_ref: v22.0.0-rc2
       friendbot_ref: horizon-v22.0.0-rc1
       test_matrix: |
         {
diff --git a/Makefile b/Makefile
index 8721a0b4..4dccbdaf 100644
--- a/Makefile
+++ b/Makefile
@@ -36,7 +36,7 @@ build-testing:
 		XDR_REF=v22.0.0-rc.1.1 \
 		CORE_REF=v22.0.0rc2 \
 		HORIZON_REF=horizon-v22.0.0-rc1 \
-		SOROBAN_RPC_REF=22.0.0-rc2 \
+		SOROBAN_RPC_REF=v22.0.0-rc2 \
 		FRIENDBOT_REF=horizon-v22.0.0-rc1
 
 build-future: