diff --git a/dist/mod_docker/mod.helpers.js b/dist/mod_docker/mod.helpers.js
index 87d0fe9..0eec5f5 100644
--- a/dist/mod_docker/mod.helpers.js
+++ b/dist/mod_docker/mod.helpers.js
@@ -10,6 +10,7 @@ var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, ge
 Object.defineProperty(exports, "__esModule", { value: true });
 const plugins = require("./mod.plugins");
 const paths = require("../npmci.paths");
+const NpmciConfig = require("../npmci.config");
 const mod_classes_dockerfile_1 = require("./mod.classes.dockerfile");
 /**
  * creates instance of class Dockerfile for all Dockerfiles in cwd
@@ -128,13 +129,23 @@ exports.dockerBaseImage = function (dockerfileContentArg) {
 /**
  * returns the docker tag
  */
-exports.getDockerTagString = function (registryArg, repoArg, versionArg, suffixArg) {
-    // determine wether the suffix is needed
+exports.getDockerTagString = (registryArg, repoArg, versionArg, suffixArg) => {
+    // determine wether the repo should be mapped accordingly to the registry
+    let mappedRepo = NpmciConfig.configObject.dockerRegistryRepoMap[registryArg];
+    let repo = (() => {
+        if (mappedRepo) {
+            return mappedRepo;
+        }
+        else {
+            return repoArg;
+        }
+    })();
+    // determine wether the version contais a suffix
     let version = versionArg;
     if (suffixArg) {
         version = versionArg + '_' + suffixArg;
     }
-    let tagString = `${registryArg}/${repoArg}:${version}`;
+    let tagString = `${registryArg}/${repo}:${version}`;
     return tagString;
 };
 /**
@@ -149,4 +160,4 @@ exports.cleanTagsArrayFunction = function (dockerfileArrayArg, trackingArrayArg)
     });
     return cleanTagsArray;
 };
-//# 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FnQyxFQUFFLGdCQUE4QjtJQUM1RyxJQUFJLGNBQWMsR0FBYSxFQUFFLENBQUE7SUFDakMsa0JBQWtCLENBQUMsT0FBTyxDQUFDLFVBQVUsYUFBYTtRQUNoRCxFQUFFLENBQUMsQ0FBQyxnQkFBZ0IsQ0FBQyxPQUFPLENBQUMsYUFBYSxDQUFDLEtBQUssQ0FBQyxDQUFDLENBQUMsQ0FBQyxDQUFDO1lBQ25ELGNBQWMsQ0FBQyxJQUFJLENBQUMsYUFBYSxDQUFDLFFBQVEsQ0FBQyxDQUFBO1FBQzdDLENBQUM7SUFDSCxDQUFDLENBQUMsQ0FBQTtJQUNGLE1BQU0sQ0FBQyxjQUFjLENBQUE7QUFDdkIsQ0FBQyxDQUFBIn0=
\ No newline at end of file
+//# 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FBZ0Q7SUFDaEQsSUFBSSxPQUFPLEdBQUcsVUFBVSxDQUFBO0lBQ3hCLEVBQUUsQ0FBQyxDQUFDLFNBQVMsQ0FBQyxDQUFDLENBQUM7UUFDZCxPQUFPLEdBQUcsVUFBVSxHQUFHLEdBQUcsR0FBRyxTQUFTLENBQUE7SUFDeEMsQ0FBQztJQUVELElBQUksU0FBUyxHQUFHLEdBQUcsV0FBVyxJQUFJLElBQUksSUFBSSxPQUFPLEVBQUUsQ0FBQTtJQUNuRCxNQUFNLENBQUMsU0FBUyxDQUFBO0FBQ2xCLENBQUMsQ0FBQTtBQUVEOztHQUVHO0FBQ1EsUUFBQSxzQkFBc0IsR0FBRyxVQUFVLGtCQUFnQyxFQUFFLGdCQUE4QjtJQUM1RyxJQUFJLGNBQWMsR0FBYSxFQUFFLENBQUE7SUFDakMsa0JBQWtCLENBQUMsT0FBTyxDQUFDLFVBQVUsYUFBYTtRQUNoRCxFQUFFLENBQUMsQ0FBQyxnQkFBZ0IsQ0FBQyxPQUFPLENBQUMsYUFBYSxDQUFDLEtBQUssQ0FBQyxDQUFDLENBQUMsQ0FBQyxDQUFDO1lBQ25ELGNBQWMsQ0FBQyxJQUFJLENBQUMsYUFBYSxDQUFDLFFBQVEsQ0FBQyxDQUFBO1FBQzdDLENBQUM7SUFDSCxDQUFDLENBQUMsQ0FBQTtJQUNGLE1BQU0sQ0FBQyxjQUFjLENBQUE7QUFDdkIsQ0FBQyxDQUFBIn0=
\ No newline at end of file
diff --git a/dist/npmci.config.d.ts b/dist/npmci.config.d.ts
index f2419e3..c387984 100644
--- a/dist/npmci.config.d.ts
+++ b/dist/npmci.config.d.ts
@@ -4,4 +4,5 @@ export interface INpmciOptions {
     dockerRegistryRepoMap: any;
 }
 export declare let kvStorage: KeyValueStore;
+export declare let configObject: INpmciOptions;
 export declare let getConfig: () => Promise<INpmciOptions>;
diff --git a/dist/npmci.config.js b/dist/npmci.config.js
index 3111bf9..c66cbf1 100644
--- a/dist/npmci.config.js
+++ b/dist/npmci.config.js
@@ -14,13 +14,14 @@ const npmci_env_1 = require("./npmci.env");
 const npmextra_1 = require("npmextra");
 // instantiate a kvStorage for the current directory
 exports.kvStorage = new npmextra_1.KeyValueStore('custom', `${npmci_env_1.repo.user}_${npmci_env_1.repo.repo}`);
+// handle config retrival
+let npmciNpmextra = new plugins.npmextra.Npmextra(paths.cwd);
+let defaultConfig = {
+    npmGlobalTools: [],
+    dockerRegistryRepoMap: {}
+};
+exports.configObject = npmciNpmextra.dataFor('npmci', defaultConfig);
 exports.getConfig = () => __awaiter(this, void 0, void 0, function* () {
-    let npmciNpmextra = new plugins.npmextra.Npmextra(paths.cwd);
-    let defaultConfig = {
-        npmGlobalTools: [],
-        dockerRegistryRepoMap: {}
-    };
-    let npmciConfig = npmciNpmextra.dataFor('npmci', defaultConfig);
-    return npmciConfig;
+    return exports.configObject;
 });
-//# sourceMappingURL=data:application/json;base64,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
\ No newline at end of file
+//# sourceMappingURL=data:application/json;base64,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
\ No newline at end of file
diff --git a/ts/mod_docker/mod.helpers.ts b/ts/mod_docker/mod.helpers.ts
index 5c3fd65..4727d12 100644
--- a/ts/mod_docker/mod.helpers.ts
+++ b/ts/mod_docker/mod.helpers.ts
@@ -1,6 +1,7 @@
 import * as plugins from './mod.plugins'
 import * as paths from '../npmci.paths'
 import * as NpmciEnv from '../npmci.env'
+import * as NpmciConfig from '../npmci.config'
 import { bash } from '../npmci.bash'
 
 import { Dockerfile } from './mod.classes.dockerfile'
@@ -130,13 +131,25 @@ export let dockerBaseImage = function (dockerfileContentArg: string) {
 /**
  * returns the docker tag
  */
-export let getDockerTagString = function (registryArg: string, repoArg: string, versionArg: string, suffixArg?: string): string {
-  // determine wether the suffix is needed
+export let getDockerTagString = (registryArg: string, repoArg: string, versionArg: string, suffixArg?: string): string => {
+
+  // determine wether the repo should be mapped accordingly to the registry
+  let mappedRepo = NpmciConfig.configObject.dockerRegistryRepoMap[registryArg]
+  let repo = (() => {
+    if (mappedRepo) {
+      return mappedRepo
+    } else {
+      return repoArg
+    }
+  })()
+
+  // determine wether the version contais a suffix
   let version = versionArg
   if (suffixArg) {
     version = versionArg + '_' + suffixArg
   }
-  let tagString = `${registryArg}/${repoArg}:${version}`
+
+  let tagString = `${registryArg}/${repo}:${version}`
   return tagString
 }
 
diff --git a/ts/npmci.config.ts b/ts/npmci.config.ts
index f9116c2..8a363c0 100644
--- a/ts/npmci.config.ts
+++ b/ts/npmci.config.ts
@@ -15,12 +15,14 @@ export interface INpmciOptions {
 // instantiate a kvStorage for the current directory
 export let kvStorage = new KeyValueStore('custom', `${repo.user}_${repo.repo}`)
 
-export let getConfig = async (): Promise<INpmciOptions> => {
-  let npmciNpmextra = new plugins.npmextra.Npmextra(paths.cwd)
-  let defaultConfig: INpmciOptions = {
-    npmGlobalTools: [],
-    dockerRegistryRepoMap: {}
-  }
-  let npmciConfig = npmciNpmextra.dataFor<INpmciOptions>('npmci', defaultConfig)
-  return npmciConfig
+// handle config retrival
+let npmciNpmextra = new plugins.npmextra.Npmextra(paths.cwd)
+let defaultConfig: INpmciOptions = {
+  npmGlobalTools: [],
+  dockerRegistryRepoMap: {}
+}
+export let configObject = npmciNpmextra.dataFor<INpmciOptions>('npmci', defaultConfig)
+
+export let getConfig = async (): Promise<INpmciOptions> => {
+  return configObject
 }