diff --git a/services/horizon/internal/integration/extend_footprint_ttl_test.go b/services/horizon/internal/integration/extend_footprint_ttl_test.go
index e280184b65..cc6f947a14 100644
--- a/services/horizon/internal/integration/extend_footprint_ttl_test.go
+++ b/services/horizon/internal/integration/extend_footprint_ttl_test.go
@@ -17,7 +17,6 @@ func TestExtendFootprintTtl(t *testing.T) {
 	}
 
 	itest := integration.NewTest(t, integration.Config{
-		ProtocolVersion:  20,
 		EnableSorobanRPC: true,
 	})
 
diff --git a/services/horizon/internal/integration/invokehostfunction_test.go b/services/horizon/internal/integration/invokehostfunction_test.go
index 275f0de23b..6447b98147 100644
--- a/services/horizon/internal/integration/invokehostfunction_test.go
+++ b/services/horizon/internal/integration/invokehostfunction_test.go
@@ -30,7 +30,6 @@ func TestContractInvokeHostFunctionInstallContract(t *testing.T) {
 	}
 
 	itest := integration.NewTest(t, integration.Config{
-		ProtocolVersion:  20,
 		EnableSorobanRPC: true,
 	})
 
@@ -80,7 +79,6 @@ func TestContractInvokeHostFunctionCreateContractByAddress(t *testing.T) {
 	}
 
 	itest := integration.NewTest(t, integration.Config{
-		ProtocolVersion:  20,
 		EnableSorobanRPC: true,
 	})
 
@@ -134,7 +132,6 @@ func TestContractInvokeHostFunctionInvokeStatelessContractFn(t *testing.T) {
 	}
 
 	itest := integration.NewTest(t, integration.Config{
-		ProtocolVersion:  20,
 		EnableSorobanRPC: true,
 	})
 
@@ -243,7 +240,6 @@ func TestContractInvokeHostFunctionInvokeStatefulContractFn(t *testing.T) {
 	}
 
 	itest := integration.NewTest(t, integration.Config{
-		ProtocolVersion:  20,
 		EnableSorobanRPC: true,
 	})
 
diff --git a/services/horizon/internal/integration/sac_test.go b/services/horizon/internal/integration/sac_test.go
index 64c772b44c..7eb91a201c 100644
--- a/services/horizon/internal/integration/sac_test.go
+++ b/services/horizon/internal/integration/sac_test.go
@@ -40,7 +40,6 @@ func TestContractMintToAccount(t *testing.T) {
 	}
 
 	itest := integration.NewTest(t, integration.Config{
-		ProtocolVersion:    20,
 		HorizonEnvironment: map[string]string{"INGEST_DISABLE_STATE_VERIFICATION": "true", "CONNECTION_TIMEOUT": "360000"},
 		EnableSorobanRPC:   true,
 	})
@@ -145,7 +144,6 @@ func TestContractMintToContract(t *testing.T) {
 	}
 
 	itest := integration.NewTest(t, integration.Config{
-		ProtocolVersion:  20,
 		EnableSorobanRPC: true,
 	})
 
@@ -225,7 +223,6 @@ func TestExpirationAndRestoration(t *testing.T) {
 	}
 
 	itest := integration.NewTest(t, integration.Config{
-		ProtocolVersion:  20,
 		EnableSorobanRPC: true,
 		HorizonIngestParameters: map[string]string{
 			// disable state verification because we will insert
@@ -506,7 +503,6 @@ func TestContractTransferBetweenAccounts(t *testing.T) {
 	}
 
 	itest := integration.NewTest(t, integration.Config{
-		ProtocolVersion:  20,
 		EnableSorobanRPC: true,
 	})
 
@@ -581,7 +577,6 @@ func TestContractTransferBetweenAccountAndContract(t *testing.T) {
 	}
 
 	itest := integration.NewTest(t, integration.Config{
-		ProtocolVersion:  20,
 		EnableSorobanRPC: true,
 	})
 
@@ -702,7 +697,6 @@ func TestContractTransferBetweenContracts(t *testing.T) {
 	}
 
 	itest := integration.NewTest(t, integration.Config{
-		ProtocolVersion:  20,
 		EnableSorobanRPC: true,
 	})
 
@@ -784,7 +778,6 @@ func TestContractBurnFromAccount(t *testing.T) {
 	}
 
 	itest := integration.NewTest(t, integration.Config{
-		ProtocolVersion:  20,
 		EnableSorobanRPC: true,
 	})
 
@@ -860,7 +853,6 @@ func TestContractBurnFromContract(t *testing.T) {
 	}
 
 	itest := integration.NewTest(t, integration.Config{
-		ProtocolVersion:  20,
 		EnableSorobanRPC: true,
 	})
 
@@ -928,7 +920,6 @@ func TestContractClawbackFromAccount(t *testing.T) {
 	}
 
 	itest := integration.NewTest(t, integration.Config{
-		ProtocolVersion:  20,
 		EnableSorobanRPC: true,
 	})
 
@@ -1006,7 +997,6 @@ func TestContractClawbackFromContract(t *testing.T) {
 	}
 
 	itest := integration.NewTest(t, integration.Config{
-		ProtocolVersion:  20,
 		EnableSorobanRPC: true,
 	})
 
diff --git a/services/horizon/internal/integration/txsub_test.go b/services/horizon/internal/integration/txsub_test.go
index 2f6b98e905..e253522893 100644
--- a/services/horizon/internal/integration/txsub_test.go
+++ b/services/horizon/internal/integration/txsub_test.go
@@ -60,7 +60,6 @@ func TestTxSubLimitsBodySize(t *testing.T) {
 	}
 
 	itest := integration.NewTest(t, integration.Config{
-		ProtocolVersion:  20,
 		EnableSorobanRPC: true,
 		HorizonEnvironment: map[string]string{
 			"MAX_HTTP_REQUEST_SIZE": "1800",