diff --git a/modules/swagger-parser-v3/src/main/java/io/swagger/v3/parser/processors/ParameterProcessor.java b/modules/swagger-parser-v3/src/main/java/io/swagger/v3/parser/processors/ParameterProcessor.java
index 273a19fa8a..fde98ab36d 100644
--- a/modules/swagger-parser-v3/src/main/java/io/swagger/v3/parser/processors/ParameterProcessor.java
+++ b/modules/swagger-parser-v3/src/main/java/io/swagger/v3/parser/processors/ParameterProcessor.java
@@ -133,6 +133,13 @@ public List<Parameter> processParameters(List<Parameter> parameters) {
 
         }
 
+        for (Parameter parameter : processedPathLevelParameters) {
+            Schema schema = parameter.getSchema();
+            if(schema != null){
+                schemaProcessor.processSchema(schema);
+            }
+        }
+
         return processedPathLevelParameters;
     }
 }
\ No newline at end of file
diff --git a/modules/swagger-parser-v3/src/test/java/io/swagger/v3/parser/processors/ParameterProcessorTest.java b/modules/swagger-parser-v3/src/test/java/io/swagger/v3/parser/processors/ParameterProcessorTest.java
index 60e82e4197..318c0f0e49 100644
--- a/modules/swagger-parser-v3/src/test/java/io/swagger/v3/parser/processors/ParameterProcessorTest.java
+++ b/modules/swagger-parser-v3/src/test/java/io/swagger/v3/parser/processors/ParameterProcessorTest.java
@@ -13,10 +13,7 @@
 import io.swagger.v3.oas.models.parameters.RequestBody;
 import io.swagger.v3.parser.ResolverCache;
 import io.swagger.v3.parser.models.RefFormat;
-import mockit.FullVerifications;
-import mockit.Injectable;
-import mockit.Mocked;
-import mockit.StrictExpectations;
+import mockit.*;
 import org.testng.annotations.Test;
 
 
@@ -44,7 +41,18 @@ public void testProcessParameters_TypesThatAreNotRefOrBody(@Injectable final Hea
                                                                @Injectable final CookieParameter cookieParameter,
                                                                @Injectable final PathParameter pathParameter) throws Exception {
         expectedModelProcessorCreation();
-
+        new Expectations() {
+            {
+                headerParameter.getSchema();
+                result = null;
+                queryParameter.getSchema();
+                result = null;
+                cookieParameter.getSchema();
+                result = null;
+                pathParameter.getSchema();
+                result = null;
+            }
+        };
         final List<Parameter> processedParameters = new ParameterProcessor(cache, openAPI)
                 .processParameters(Arrays.<Parameter>asList(headerParameter,
                         queryParameter,
@@ -78,6 +86,12 @@ public void testProcessParameters_RefToHeader(
         Parameter refParameter = new Parameter().$ref(ref);
 
         expectLoadingRefFromCache(ref, RefFormat.INTERNAL, resolvedHeaderParam);
+        new Expectations() {
+            {
+                resolvedHeaderParam.getSchema();
+                result = null;
+            }
+        };
 
         final List<Parameter> processedParameters = new ParameterProcessor(cache, openAPI)
                 .processParameters(Arrays.<Parameter>asList(refParameter));
@@ -132,8 +146,6 @@ private void expectedModelProcessorCreation() {
             new SchemaProcessor(cache, openAPI);
             times = 1;
             result = modelProcessor;
-
-
         }};
     }
 }
diff --git a/modules/swagger-parser-v3/src/test/java/io/swagger/v3/parser/test/OpenAPIV3ParserTest.java b/modules/swagger-parser-v3/src/test/java/io/swagger/v3/parser/test/OpenAPIV3ParserTest.java
index 13dd389eac..97c7a91fdc 100644
--- a/modules/swagger-parser-v3/src/test/java/io/swagger/v3/parser/test/OpenAPIV3ParserTest.java
+++ b/modules/swagger-parser-v3/src/test/java/io/swagger/v3/parser/test/OpenAPIV3ParserTest.java
@@ -350,10 +350,20 @@ public void testRefAdditionalProperties() throws Exception {
         OpenAPI openAPI = new OpenAPIV3Parser().read("src/test/resources/relative/additionalProperties.yaml");
 
         Assert.assertNotNull(openAPI);
-        Assert.assertTrue(openAPI.getComponents().getSchemas().size() == 3);
+        Assert.assertEquals(4, openAPI.getComponents().getSchemas().size());
         Assert.assertNotNull(openAPI.getComponents().getSchemas().get("link-object"));
         Assert.assertNotNull(openAPI.getComponents().getSchemas().get("rel-data"));
         Assert.assertNotNull(openAPI.getComponents().getSchemas().get("result"));
+        Assert.assertNotNull(openAPI.getComponents().getSchemas().get("SomeId"));
+
+        PathItem pathItem = openAPI.getPaths().get("/issue749");
+        Assert.assertNotNull(pathItem);
+        List<Parameter> parameters = pathItem.getGet().getParameters();
+        Assert.assertNotNull(parameters);
+        Assert.assertEquals(parameters.size(), 1);
+        Assert.assertEquals(parameters.get(0).getName(), "i");
+        Assert.assertNotNull(parameters.get(0).getSchema());
+        Assert.assertEquals(parameters.get(0).getSchema().get$ref(), "#/components/schemas/SomeId");
     }
 
     @Test
diff --git a/modules/swagger-parser-v3/src/test/resources/relative/additionalProperties.yaml b/modules/swagger-parser-v3/src/test/resources/relative/additionalProperties.yaml
index a8f93da168..ee8a5f497a 100644
--- a/modules/swagger-parser-v3/src/test/resources/relative/additionalProperties.yaml
+++ b/modules/swagger-parser-v3/src/test/resources/relative/additionalProperties.yaml
@@ -15,4 +15,18 @@ paths:
           content:
             application/json:
               schema:
-                "$ref": "./globals.yaml#/components/schemas/result"
\ No newline at end of file
+                "$ref": "./globals.yaml#/components/schemas/result"
+  "/issue749":
+    get:
+      parameters:
+        - name: i
+          in: query
+          description: param i
+          required: true
+          style: form
+          explode: true
+          schema:
+            $ref: ./someid-schema.yaml#/SomeId
+      responses:
+        '204':
+          description: No content result
\ No newline at end of file
diff --git a/modules/swagger-parser-v3/src/test/resources/relative/someid-schema.yaml b/modules/swagger-parser-v3/src/test/resources/relative/someid-schema.yaml
new file mode 100644
index 0000000000..8b9563818b
--- /dev/null
+++ b/modules/swagger-parser-v3/src/test/resources/relative/someid-schema.yaml
@@ -0,0 +1,5 @@
+SomeId:
+  type: integer
+  format: int32
+  description: My value 123
+  example: 123
\ No newline at end of file