diff --git a/bundle/src/components/select/mdc.select.directive.ts b/bundle/src/components/select/mdc.select.directive.ts
index 9e7c48f..5a0ab7e 100644
--- a/bundle/src/components/select/mdc.select.directive.ts
+++ b/bundle/src/components/select/mdc.select.directive.ts
@@ -2,8 +2,8 @@ import { AfterContentInit, Component, ContentChild, ContentChildren, Directive,
   Input, OnDestroy, Output, QueryList, Renderer2, Self } from '@angular/core';
 import { ControlValueAccessor, NG_VALUE_ACCESSOR } from '@angular/forms';
 import { MDCSelectFoundation, util } from '@material/select';
-import { Subject } from 'rxjs/Subject';
-import { takeUntil } from 'rxjs/operators/takeUntil';
+import { Subject } from 'rxjs';
+import { takeUntil } from 'rxjs/operators';
 import { MdcSelectAdapter } from './mdc.select.adapter';
 import { MdcSimpleMenuDirective } from '../menu/mdc.simple.menu.directive';
 import { MdcListDirective, MdcListItemDirective, MdcListFunction } from '../list/mdc.list.directive';
diff --git a/bundle/src/components/snackbar/mdc.snackbar.service.ts b/bundle/src/components/snackbar/mdc.snackbar.service.ts
index 7e7f612..98fceb2 100644
--- a/bundle/src/components/snackbar/mdc.snackbar.service.ts
+++ b/bundle/src/components/snackbar/mdc.snackbar.service.ts
@@ -1,10 +1,8 @@
 import { Injectable, Optional, Renderer2, SkipSelf } from '@angular/core';
 import { getCorrectEventName } from '@material/animation';
 import { MDCSnackbar, MDCSnackbarFoundation } from '@material/snackbar';
-import { Observable } from 'rxjs/Observable';
-import { Subject } from 'rxjs/Subject';
-import { filter } from 'rxjs/operators/filter';
-import { take } from 'rxjs/operators/take';
+import { Observable ,  Subject } from 'rxjs';
+import { filter ,  take } from 'rxjs/operators';
 import { MdcSnackbarAdapter } from './mdc.snackbar.adapter';
 import { MdcSnackbarMessage } from './mdc.snackbar.message';
 
diff --git a/bundle/src/components/tabs/mdc.tab.bar.directive.ts b/bundle/src/components/tabs/mdc.tab.bar.directive.ts
index 106b0b6..0ca7e7c 100644
--- a/bundle/src/components/tabs/mdc.tab.bar.directive.ts
+++ b/bundle/src/components/tabs/mdc.tab.bar.directive.ts
@@ -1,7 +1,7 @@
 import { AfterContentInit, ContentChild, ContentChildren, EventEmitter, forwardRef, QueryList, Directive, ElementRef,
     HostBinding, HostListener, Input, OnDestroy, Optional, Output, Renderer2, Self } from '@angular/core';
 import { NgControl } from '@angular/forms';
-import { Subscription } from 'rxjs/Subscription';
+import { Subscription } from 'rxjs';
 import { MDCTabBarFoundation, MDCTabBarScrollerFoundation } from '@material/tabs';
 import { MdcTabBarAdapter } from './mdc.tab.bar.adapter';
 import { asBoolean } from '../../utils/value.utils';
diff --git a/bundle/src/components/tabs/mdc.tab.router.directive.ts b/bundle/src/components/tabs/mdc.tab.router.directive.ts
index 2034c9d..99c6c1c 100644
--- a/bundle/src/components/tabs/mdc.tab.router.directive.ts
+++ b/bundle/src/components/tabs/mdc.tab.router.directive.ts
@@ -1,7 +1,7 @@
 import { AfterContentInit, ChangeDetectorRef, ContentChild, ContentChildren, EventEmitter, forwardRef, QueryList, Directive, ElementRef,
     HostBinding, HostListener, Input, OnChanges, OnDestroy, Optional, Output, Renderer2, Self } from '@angular/core';
-import { Subject } from 'rxjs/Subject';
-import { takeUntil } from 'rxjs/operators/takeUntil';
+import { Subject } from 'rxjs';
+import { takeUntil } from 'rxjs/operators';
 import { NgControl } from '@angular/forms';
 import { NavigationEnd, Router, RouterLink, RouterLinkWithHref } from '@angular/router';
 import { MDCTabFoundation } from '@material/tabs';
diff --git a/bundle/src/components/utility/router.active.detector.ts b/bundle/src/components/utility/router.active.detector.ts
index f5c36ee..3e73f82 100644
--- a/bundle/src/components/utility/router.active.detector.ts
+++ b/bundle/src/components/utility/router.active.detector.ts
@@ -1,6 +1,6 @@
 import { ChangeDetectorRef, QueryList } from '@angular/core';
-import { Subject } from 'rxjs/Subject';
-import { takeUntil } from 'rxjs/operators/takeUntil';
+import { Subject } from 'rxjs';
+import { takeUntil } from 'rxjs/operators';
 import { NavigationEnd, Router, RouterLink, RouterLinkWithHref } from '@angular/router';
 
 /**