diff --git a/common/config/root.go b/common/config/root.go
index 57ecf1c69..adae1e3fc 100644
--- a/common/config/root.go
+++ b/common/config/root.go
@@ -149,7 +149,7 @@ func getBasicConfig(memoryLimiterConfig GenericMap) (*Config, []string) {
 					"protocols": GenericMap{
 						"grpc": GenericMap{
 							// setting it to a large value to avoid dropping batches.
-							"max_recv_msg_size_mib": 128 * 1024 * 1024,
+							"max_recv_msg_size_mib": 128,
 							"endpoint":              "0.0.0.0:4317",
 						},
 						// Node collectors send in gRPC, so this is probably not needed
diff --git a/common/config/testdata/debugexporter.yaml b/common/config/testdata/debugexporter.yaml
index 4090a8ebb..35d114505 100644
--- a/common/config/testdata/debugexporter.yaml
+++ b/common/config/testdata/debugexporter.yaml
@@ -3,7 +3,7 @@ receivers:
     protocols:
       grpc:
         endpoint: 0.0.0.0:4317
-        max_recv_msg_size_mib: 134217728
+        max_recv_msg_size_mib: 128
       http:
         endpoint: 0.0.0.0:4318
 exporters:
diff --git a/common/config/testdata/minimal.yaml b/common/config/testdata/minimal.yaml
index a15637882..925a48b47 100644
--- a/common/config/testdata/minimal.yaml
+++ b/common/config/testdata/minimal.yaml
@@ -3,7 +3,7 @@ receivers:
     protocols:
       grpc:
         endpoint: 0.0.0.0:4317
-        max_recv_msg_size_mib: 134217728
+        max_recv_msg_size_mib: 128
       http:
         endpoint: 0.0.0.0:4318
 exporters: {}