diff --git a/tools/confix/cmd/migrate_test.go b/tools/confix/cmd/migrate_test.go
index a0e9c545f9..733f784b73 100644
--- a/tools/confix/cmd/migrate_test.go
+++ b/tools/confix/cmd/migrate_test.go
@@ -33,7 +33,7 @@ func TestMigrateCmd(t *testing.T) {
 	assert.Assert(t, strings.Contains(out.String(), "add app-db-backend key"))
 
 	// this should work
-	out, err = clitestutil.ExecTestCLICmd(clientCtx, cmd.MigrateCommand(), []string{"v0.51", filepath.Join(clientCtx.HomeDir, "config", "client.toml"), "--client", "--verbose"})
+	out, err = clitestutil.ExecTestCLICmd(clientCtx, cmd.MigrateCommand(), []string{"v0.52", filepath.Join(clientCtx.HomeDir, "config", "client.toml"), "--client", "--verbose"})
 	assert.NilError(t, err)
 	assert.Assert(t, strings.Contains(out.String(), "add keyring-default-keyname key"))
 }
diff --git a/tools/confix/data/v0.51-app.toml b/tools/confix/data/v0.52-app.toml
similarity index 99%
rename from tools/confix/data/v0.51-app.toml
rename to tools/confix/data/v0.52-app.toml
index c2c061a857..d6e3cf95ab 100644
--- a/tools/confix/data/v0.51-app.toml
+++ b/tools/confix/data/v0.52-app.toml
@@ -66,7 +66,7 @@ index-events = []
 # IavlCacheSize set the size of the iavl tree cache (in number of nodes).
 iavl-cache-size = 781250
 
-# IAVLDisableFastNode enables or disables the fast node feature of IAVL.
+# IAVLDisableFastNode enables or disables the fast node feature of IAVL. 
 # Default is false.
 iavl-disable-fastnode = false
 
@@ -126,7 +126,7 @@ datadog-hostname = ""
 [api]
 
 # Enable defines if the API server should be enabled.
-enable = true
+enable = false
 
 # Swagger defines if swagger documentation should automatically be registered.
 swagger = false
@@ -217,7 +217,7 @@ stop-node-on-err = true
 [mempool]
 
 # Setting max-txs to 0 will allow for a unbounded amount of transactions in the mempool.
-# Setting max_txs to negative 1 (-1) will disable transactions from being inserted into the mempool.
+# Setting max_txs to negative 1 (-1) will disable transactions from being inserted into the mempool (no-op mempool).
 # Setting max_txs to a positive number (> 0) will limit the number of transactions in the mempool, by the specified amount.
 #
 # Note, this configuration only applies to SDK built-in app-side mempool
diff --git a/tools/confix/data/v0.51-client.toml b/tools/confix/data/v0.52-client.toml
similarity index 65%
rename from tools/confix/data/v0.51-client.toml
rename to tools/confix/data/v0.52-client.toml
index a284426a8d..d89c2092f4 100644
--- a/tools/confix/data/v0.51-client.toml
+++ b/tools/confix/data/v0.52-client.toml
@@ -17,3 +17,14 @@ output = "text"
 node = "tcp://localhost:26657"
 # Transaction broadcasting mode (sync|async)
 broadcast-mode = "sync"
+
+# gRPC server endpoint to which the client will connect.
+# It can be overwritten by the --grpc-addr flag in each command.
+grpc-address = ""
+
+# Allow the gRPC client to connect over insecure channels.
+# It can be overwritten by the --grpc-insecure flag in each command.
+grpc-insecure = false
+# This is default the gas adjustment factor used in tx commands.
+# It can be overwritten by the --gas-adjustment flag in each tx command.
+gas-adjustment = 1.5
diff --git a/tools/confix/migrations.go b/tools/confix/migrations.go
index a164858bb6..2eece120fe 100644
--- a/tools/confix/migrations.go
+++ b/tools/confix/migrations.go
@@ -26,7 +26,7 @@ var Migrations = MigrationMap{
 	"v0.46": PlanBuilder,
 	"v0.47": PlanBuilder,
 	"v0.50": PlanBuilder,
-	"v0.51": PlanBuilder,
+	"v0.52": PlanBuilder,
 	// "v0.xx.x": PlanBuilder, // add specific migration in case of configuration changes in minor versions
 }