diff --git a/lib/manager/dockerfile/__snapshots__/extract.spec.ts.snap b/lib/manager/dockerfile/__snapshots__/extract.spec.ts.snap
index 7b7696e59e5ab1eb86c206dc34ef9272a6526a2a..7d1c57f6c3e5996b8d3aa22f6771ecb1722c3e71 100644
--- a/lib/manager/dockerfile/__snapshots__/extract.spec.ts.snap
+++ b/lib/manager/dockerfile/__snapshots__/extract.spec.ts.snap
@@ -346,6 +346,19 @@ Array [
 ]
 `;
 
+exports[`manager/dockerfile/extract extractPackageFile() handles quay hosts with port 1`] = `
+Object {
+  "autoReplaceStringTemplate": "{{lookupName}}{{#if newValue}}:{{newValue}}{{/if}}{{#if newDigest}}@{{newDigest}}{{/if}}",
+  "currentDigest": undefined,
+  "currentValue": undefined,
+  "datasource": "docker",
+  "depName": "quay.io/node",
+  "depType": "final",
+  "lookupName": "quay.io:1234/node",
+  "replaceString": "quay.io:1234/node",
+}
+`;
+
 exports[`manager/dockerfile/extract extractPackageFile() handles tag 1`] = `
 Array [
   Object {
diff --git a/lib/manager/dockerfile/extract.spec.ts b/lib/manager/dockerfile/extract.spec.ts
index 9d2bda92e9f199a016f0e4a3e94c974188736c45..96ebdcd718bbd2b19da125bcfe24c70213b0c28e 100644
--- a/lib/manager/dockerfile/extract.spec.ts
+++ b/lib/manager/dockerfile/extract.spec.ts
@@ -80,6 +80,15 @@ describe(getName(), () => {
       expect(res).toMatchSnapshot();
       expect(res[0].depName).toEqual('registry2.something.info:5005/node');
     });
+    it('handles quay hosts with port', () => {
+      const res = extractPackageFile('FROM quay.io:1234/node\n').deps;
+      expect(res[0]).toMatchSnapshot({
+        depName: 'quay.io/node',
+        lookupName: 'quay.io:1234/node',
+        autoReplaceStringTemplate:
+          '{{lookupName}}{{#if newValue}}:{{newValue}}{{/if}}{{#if newDigest}}@{{newDigest}}{{/if}}',
+      });
+    });
     it('handles namespaced images', () => {
       const res = extractPackageFile('FROM mynamespace/node:8\n').deps;
       // FIXME: explicit assert condition
diff --git a/lib/manager/dockerfile/extract.ts b/lib/manager/dockerfile/extract.ts
index 7d8584e69b5442a560c8284f822fcfd8d1b3172a..a21cf10f9d16a8ab3315152f0ba0eea540df2047 100644
--- a/lib/manager/dockerfile/extract.ts
+++ b/lib/manager/dockerfile/extract.ts
@@ -32,6 +32,8 @@ export function splitImageParts(currentFrom: string): PackageDependency {
   return dep;
 }
 
+const quayRegex = /^quay\.io(?::[1-9][0-9]{0,4})?/i;
+
 export function getDep(
   currentFrom: string,
   specifyReplaceString = true
@@ -63,6 +65,18 @@ export function getDep(
   if (dep.depName === 'ubuntu') {
     dep.versioning = ubuntuVersioning.id;
   }
+
+  // Don't display quay.io ports
+  if (quayRegex.test(dep.depName)) {
+    const depName = dep.depName.replace(quayRegex, 'quay.io');
+    if (depName !== dep.depName) {
+      dep.lookupName = dep.depName;
+      dep.depName = depName;
+      dep.autoReplaceStringTemplate =
+        '{{lookupName}}{{#if newValue}}:{{newValue}}{{/if}}{{#if newDigest}}@{{newDigest}}{{/if}}';
+    }
+  }
+
   return dep;
 }