diff --git a/Makefile b/Makefile
index 8ce2e1ff..a55a84fd 100644
--- a/Makefile
+++ b/Makefile
@@ -49,6 +49,7 @@ samples:
 	@PATH=./bin:$$PATH; protoc --jsonschema_out=jsonschemas --proto_path=${PROTO_PATH} ${PROTO_PATH}/Proto2NestedMessage.proto || echo "No messages found (Proto2NestedMessage.proto)"
 	@PATH=./bin:$$PATH; protoc --jsonschema_out=jsonschemas --proto_path=${PROTO_PATH} ${PROTO_PATH}/GoogleValue.proto || echo "No messages found (GoogleValue.proto)"
 	@PATH=./bin:$$PATH; protoc --jsonschema_out=jsonschemas -I. --proto_path=${PROTO_PATH} ${PROTO_PATH}/HiddenFields.proto || echo "No messages found (HiddenFields.proto)"
+	@PATH=./bin:$$PATH; protoc --jsonschema_out=jsonschemas -I. --proto_path=${PROTO_PATH} ${PROTO_PATH}/Proto3Required.proto || echo "No messages found (Proto3Required.proto)"
 	@PATH=./bin:$$PATH; protoc --jsonschema_out=enforce_oneof:jsonschemas --proto_path=${PROTO_PATH} ${PROTO_PATH}/OneOf.proto || echo "No messages found (OneOf.proto)"
 	@PATH=./bin:$$PATH; protoc --jsonschema_out=all_fields_required:jsonschemas --proto_path=${PROTO_PATH} ${PROTO_PATH}/Proto2NestedObject.proto || echo "No messages found (Proto2NestedObject.proto)"
 	@PATH=./bin:$$PATH; protoc -I /usr/include --jsonschema_out=jsonschemas --proto_path=${PROTO_PATH} ${PROTO_PATH}/WellKnown.proto || echo "No messages found (WellKnown.proto)"
diff --git a/README.md b/README.md
index 91be5334..19151f17 100644
--- a/README.md
+++ b/README.md
@@ -131,10 +131,10 @@ package samples;
 import "options.proto";
 
 message HiddenFields {
-    string visible1 = 1 [(protoc.gen.jsonschema.options).ignore = false];
+    string visible1 = 1 [(protoc.gen.jsonschema.field_options).ignore = false];
     string visible2 = 2;
-    string hidden1  = 3 [(protoc.gen.jsonschema.options).ignore = true];
-    string hidden2  = 4 [deprecated = true, (protoc.gen.jsonschema.options).ignore = true];
+    string hidden1  = 3 [(protoc.gen.jsonschema.field_options).ignore = true];
+    string hidden2  = 4 [deprecated = true, (protoc.gen.jsonschema.field_options).ignore = true];
 }
 ```
 
@@ -148,8 +148,8 @@ package samples;
 import "options.proto";
 
 message Proto3Required {
-  string query = 1 [(protoc.gen.jsonschema.options).required = true];
-  int32 page_number = 2 [deprecated = true, (protoc.gen.jsonschema.options).required = true];
+  string query = 1 [(protoc.gen.jsonschema.field_options).required = true];
+  int32 page_number = 2 [deprecated = true, (protoc.gen.jsonschema.field_options).required = true];
   int32 result_per_page = 3;
 }
 ```
diff --git a/internal/converter/testdata/field_options.go b/internal/converter/testdata/field_options.go
index 7cffa477..a5c0b20b 100644
--- a/internal/converter/testdata/field_options.go
+++ b/internal/converter/testdata/field_options.go
@@ -14,5 +14,5 @@ const FieldOptions = `{
     },
     "additionalProperties": true,
     "type": "object",
-    "description": "Custom FieldOptions for protoc-gen-jsonschema:"
+    "description": "Custom FieldOptions:"
 }`
diff --git a/internal/converter/testdata/proto/HiddenFields.proto b/internal/converter/testdata/proto/HiddenFields.proto
index 19a97c3e..21c784c2 100644
--- a/internal/converter/testdata/proto/HiddenFields.proto
+++ b/internal/converter/testdata/proto/HiddenFields.proto
@@ -3,8 +3,8 @@ package samples;
 import "options.proto";
 
 message HiddenFields {
-    string visible1 = 1 [(protoc.gen.jsonschema.options).ignore = false];
+    string visible1 = 1 [(protoc.gen.jsonschema.field_options).ignore = false];
     string visible2 = 2;
-    string hidden1  = 3 [(protoc.gen.jsonschema.options).ignore = true];
-    string hidden2  = 4 [deprecated = true, (protoc.gen.jsonschema.options).ignore = true];
+    string hidden1  = 3 [(protoc.gen.jsonschema.field_options).ignore = true];
+    string hidden2  = 4 [deprecated = true, (protoc.gen.jsonschema.field_options).ignore = true];
 }
diff --git a/internal/converter/testdata/proto/Proto3Required.proto b/internal/converter/testdata/proto/Proto3Required.proto
index 4c5634ee..3ab336d5 100644
--- a/internal/converter/testdata/proto/Proto3Required.proto
+++ b/internal/converter/testdata/proto/Proto3Required.proto
@@ -3,7 +3,7 @@ package samples;
 import "options.proto";
 
 message Proto3Required {
-  string query = 1 [(protoc.gen.jsonschema.options).required = true];
-  int32 page_number = 2 [deprecated = true, (protoc.gen.jsonschema.options).required = true];
+  string query = 1 [(protoc.gen.jsonschema.field_options).required = true];
+  int32 page_number = 2 [deprecated = true, (protoc.gen.jsonschema.field_options).required = true];
   int32 result_per_page = 3;
 }
diff --git a/jsonschemas/Proto3Required.jsonschema b/jsonschemas/Proto3Required.jsonschema
new file mode 100644
index 00000000..89e82910
--- /dev/null
+++ b/jsonschemas/Proto3Required.jsonschema
@@ -0,0 +1,20 @@
+{
+    "$schema": "http://json-schema.org/draft-04/schema#",
+    "required": [
+        "query",
+        "page_number"
+    ],
+    "properties": {
+        "query": {
+            "type": "string"
+        },
+        "page_number": {
+            "type": "integer"
+        },
+        "result_per_page": {
+            "type": "integer"
+        }
+    },
+    "additionalProperties": true,
+    "type": "object"
+}
\ No newline at end of file
diff --git a/options.proto b/options.proto
index 61707e0c..41d8c8e5 100644
--- a/options.proto
+++ b/options.proto
@@ -1,9 +1,14 @@
+// Custom options for protoc-gen-jsonschema
+// Allocated range is 1125-1129
+// See https://github.com/protocolbuffers/protobuf/blob/master/docs/options.md
+
 syntax = "proto3";
 package protoc.gen.jsonschema;
 import "google/protobuf/descriptor.proto";
 option go_package = "./protos";
 
-// Custom FieldOptions for protoc-gen-jsonschema:
+
+// Custom FieldOptions:
 message FieldOptions {
 
   // Fields tagged with this will be omitted from generated schemas:
@@ -14,8 +19,6 @@ message FieldOptions {
 }
 
 
-// Custom FieldOptions using our legitimate registered number:
-// https://github.com/protocolbuffers/protobuf/blob/master/docs/options.md
 extend google.protobuf.FieldOptions {
-  FieldOptions options = 1125;
+  FieldOptions field_options = 1125;
 }