diff --git a/packages/angular_devkit/architect_cli/package.json b/packages/angular_devkit/architect_cli/package.json
index a434f7adbbc8..6e147149d069 100644
--- a/packages/angular_devkit/architect_cli/package.json
+++ b/packages/angular_devkit/architect_cli/package.json
@@ -16,7 +16,6 @@
     "@angular-devkit/architect": "0.0.0",
     "@angular-devkit/core": "0.0.0",
     "@types/progress": "^2.0.3",
-    "ascii-progress": "^1.0.5",
     "minimist": "1.2.0",
     "progress": "^2.0.3",
     "rxjs": "6.4.0",
diff --git a/yarn.lock b/yarn.lock
index 2bedc0b45472..1326aaf25b03 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -1022,13 +1022,6 @@ ansi-styles@^3.2.1:
   dependencies:
     color-convert "^1.9.0"
 
-ansi.js@0.0.5:
-  version "0.0.5"
-  resolved "https://registry.yarnpkg.com/ansi.js/-/ansi.js-0.0.5.tgz#e3e9e45eb6977ba0eeeeed11677d12144675348c"
-  integrity sha1-4+nkXraXe6Du7u0RZ30SFEZ1NIw=
-  dependencies:
-    on-new-line "0.0.1"
-
 anymatch@^2.0.0:
   version "2.0.0"
   resolved "https://registry.yarnpkg.com/anymatch/-/anymatch-2.0.0.tgz#bcb24b4f37934d9aa7ac17b4adaf89e7c76ef2eb"
@@ -1156,17 +1149,6 @@ asap@^2.0.0, asap@~2.0.3:
   resolved "https://registry.yarnpkg.com/asap/-/asap-2.0.6.tgz#e50347611d7e690943208bbdafebcbc2fb866d46"
   integrity sha1-5QNHYR1+aQlDIIu9r+vLwvuGbUY=
 
-ascii-progress@^1.0.5:
-  version "1.0.5"
-  resolved "https://registry.yarnpkg.com/ascii-progress/-/ascii-progress-1.0.5.tgz#9610aa127ab794af561e893613c36c906f78d9ee"
-  integrity sha1-lhCqEnq3lK9WHok2E8NskG942e4=
-  dependencies:
-    ansi.js "0.0.5"
-    end-with "^1.0.2"
-    get-cursor-position "1.0.3"
-    on-new-line "1.0.0"
-    start-with "^1.0.2"
-
 ascli@~1:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/ascli/-/ascli-1.0.1.tgz#bcfa5974a62f18e81cabaeb49732ab4a88f906bc"
@@ -3216,11 +3198,6 @@ end-of-stream@^1.0.0, end-of-stream@^1.1.0:
   dependencies:
     once "^1.4.0"
 
-end-with@^1.0.2:
-  version "1.0.2"
-  resolved "https://registry.yarnpkg.com/end-with/-/end-with-1.0.2.tgz#a432755ab4f51e7fc74f3a719c6b81df5d668bdc"
-  integrity sha1-pDJ1WrT1Hn/HTzpxnGuB311mi9w=
-
 engine.io-client@~3.2.0:
   version "3.2.1"
   resolved "https://registry.yarnpkg.com/engine.io-client/-/engine.io-client-3.2.1.tgz#6f54c0475de487158a1a7c77d10178708b6add36"
@@ -3982,11 +3959,6 @@ get-caller-file@^1.0.1:
   resolved "https://registry.yarnpkg.com/get-caller-file/-/get-caller-file-1.0.3.tgz#f978fa4c90d1dfe7ff2d6beda2a515e713bdcf4a"
   integrity sha512-3t6rVToeoZfYSGd8YoLFR2DJkiQrIiUrGcjvFX2mDw3bn6k2OtwHN0TNCLbBO+w8qTvimhDkv+LSscbJY1vE6w==
 
-get-cursor-position@1.0.3:
-  version "1.0.3"
-  resolved "https://registry.yarnpkg.com/get-cursor-position/-/get-cursor-position-1.0.3.tgz#0e41d60343b705836a528d69a5e099e2c5108d63"
-  integrity sha1-DkHWA0O3BYNqUo1ppeCZ4sUQjWM=
-
 get-pkg-repo@^1.0.0:
   version "1.4.0"
   resolved "https://registry.yarnpkg.com/get-pkg-repo/-/get-pkg-repo-1.4.0.tgz#c73b489c06d80cc5536c2c853f9e05232056972d"
@@ -6727,16 +6699,6 @@ on-headers@~1.0.2:
   resolved "https://registry.yarnpkg.com/on-headers/-/on-headers-1.0.2.tgz#772b0ae6aaa525c399e489adfad90c403eb3c28f"
   integrity sha512-pZAE+FJLoyITytdqK0U5s+FIpjN0JP3OzFi/u8Rx+EV5/W+JTWGXG8xFzevE7AjBfDqHv/8vL8qQsIhHnqRkrA==
 
-on-new-line@0.0.1:
-  version "0.0.1"
-  resolved "https://registry.yarnpkg.com/on-new-line/-/on-new-line-0.0.1.tgz#99339cb06dcfe3e78d6964a2ef2af374a145f8fb"
-  integrity sha1-mTOcsG3P4+eNaWSi7yrzdKFF+Ps=
-
-on-new-line@1.0.0:
-  version "1.0.0"
-  resolved "https://registry.yarnpkg.com/on-new-line/-/on-new-line-1.0.0.tgz#8585bc2866c8c0e192e410a6d63bdd1722148ae7"
-  integrity sha1-hYW8KGbIwOGS5BCm1jvdFyIUiuc=
-
 once@1.x, once@^1.3.0, once@^1.3.1, once@^1.3.3, once@^1.4.0:
   version "1.4.0"
   resolved "https://registry.yarnpkg.com/once/-/once-1.4.0.tgz#583b1aa775961d4b113ac17d9c50baef9dd76bd1"
@@ -8947,11 +8909,6 @@ stack-trace@0.0.x:
   resolved "https://registry.yarnpkg.com/stack-trace/-/stack-trace-0.0.10.tgz#547c70b347e8d32b4e108ea1a2a159e5fdde19c0"
   integrity sha1-VHxws0fo0ytOEI6hoqFZ5f3eGcA=
 
-start-with@^1.0.2:
-  version "1.0.2"
-  resolved "https://registry.yarnpkg.com/start-with/-/start-with-1.0.2.tgz#a069a5f46a95fca7f0874f85a28f653d0095c267"
-  integrity sha1-oGml9GqV/Kfwh0+Foo9lPQCVwmc=
-
 static-eval@^2.0.0:
   version "2.0.0"
   resolved "https://registry.yarnpkg.com/static-eval/-/static-eval-2.0.0.tgz#0e821f8926847def7b4b50cda5d55c04a9b13864"