diff --git a/tfjs-backend-wasm/starter/parcel/package.json b/tfjs-backend-wasm/starter/parcel/package.json
index eb65a3bf04c..a204bbdc795 100644
--- a/tfjs-backend-wasm/starter/parcel/package.json
+++ b/tfjs-backend-wasm/starter/parcel/package.json
@@ -7,8 +7,8 @@
     "build": "parcel build index.html"
   },
   "dependencies": {
-    "@tensorflow/tfjs-backend-wasm": "1.4.0-alpha3",
-    "@tensorflow/tfjs-core": "1.4.0"
+    "@tensorflow/tfjs-backend-wasm": "1.5.1-alpha5",
+    "@tensorflow/tfjs-core": "1.5.1"
   },
   "browserslist": [
     "defaults"
diff --git a/tfjs-backend-wasm/starter/parcel/yarn.lock b/tfjs-backend-wasm/starter/parcel/yarn.lock
index fa2984fe49e..b1ff2a4a497 100644
--- a/tfjs-backend-wasm/starter/parcel/yarn.lock
+++ b/tfjs-backend-wasm/starter/parcel/yarn.lock
@@ -765,15 +765,17 @@
     "@parcel/utils" "^1.11.0"
     physical-cpu-count "^2.0.0"
 
-"@tensorflow/tfjs-backend-wasm@1.4.0-alpha3":
-  version "1.4.0-alpha3"
-  resolved "https://registry.yarnpkg.com/@tensorflow/tfjs-backend-wasm/-/tfjs-backend-wasm-1.4.0-alpha3.tgz#432c0352ff97afc0f0502d4b35c031514cf2d4d4"
-  integrity sha512-cgRhD/qwJKqsa58qnAEy8k6ZVRlSLbIfti4qVK3dXCtfiM8/pD7M5FVGgjrvRYTCYM/+D2vPCnvCrKsk1cwKjA==
+"@tensorflow/tfjs-backend-wasm@1.5.1-alpha5":
+  version "1.5.1-alpha5"
+  resolved "https://registry.yarnpkg.com/@tensorflow/tfjs-backend-wasm/-/tfjs-backend-wasm-1.5.1-alpha5.tgz#3e30a4246c0be809182c52b50e0b6ff0e5da5195"
+  integrity sha512-aHa5aR0egbVlRLNHFM6ptmLkASLgpDp/phBlJUodoGpcjhtrODPHOzMwWw52Q+J1FDXgb+isWmZ/TKH6KeWf0Q==
+  dependencies:
+    "@types/emscripten" "~0.0.34"
 
-"@tensorflow/tfjs-core@1.4.0":
-  version "1.4.0"
-  resolved "https://registry.yarnpkg.com/@tensorflow/tfjs-core/-/tfjs-core-1.4.0.tgz#045c91f93cb3ea77473b664c0d1dbad675d7f046"
-  integrity sha512-a7dHhSsBbtaxp8/1UAeYKrjY1bQxsDy/Uhj57+mTuGLAcL8CDrTOXXZzucCgs5nvQErdscp7Gp/2VCcA1xp6XQ==
+"@tensorflow/tfjs-core@1.5.1":
+  version "1.5.1"
+  resolved "https://registry.yarnpkg.com/@tensorflow/tfjs-core/-/tfjs-core-1.5.1.tgz#490209617f744fef660e8f81fe8b858e95b0d10b"
+  integrity sha512-N4fsi8mLsRwRs8UJN2cARB1rYFxyVXkLyZ4wOusiR976BwwZbCwQrTTSIPzPqYT3rwiexEUzm7sM6ZaDl5dpXA==
   dependencies:
     "@types/offscreencanvas" "~2019.3.0"
     "@types/seedrandom" "2.4.27"
@@ -782,6 +784,11 @@
     node-fetch "~2.1.2"
     seedrandom "2.4.3"
 
+"@types/emscripten@~0.0.34":
+  version "0.0.34"
+  resolved "https://registry.yarnpkg.com/@types/emscripten/-/emscripten-0.0.34.tgz#12b4a344274fb102ff2f6c877b37587bc3e46008"
+  integrity sha512-QSb9ojDincskc+uKMI0KXp8e1NALFINCrMlp8VGKGcTSxeEyRTTKyjWw75NYrCZHUsVEEEpr1tYHpbtaC++/sQ==
+
 "@types/offscreencanvas@~2019.3.0":
   version "2019.3.0"
   resolved "https://registry.yarnpkg.com/@types/offscreencanvas/-/offscreencanvas-2019.3.0.tgz#3336428ec7e9180cf4566dfea5da04eb586a6553"
diff --git a/tfjs-backend-wasm/starter/webpack/package.json b/tfjs-backend-wasm/starter/webpack/package.json
index 58ee903f01b..25338ec3c31 100644
--- a/tfjs-backend-wasm/starter/webpack/package.json
+++ b/tfjs-backend-wasm/starter/webpack/package.json
@@ -8,8 +8,8 @@
     "build": "webpack"
   },
   "dependencies": {
-    "@tensorflow/tfjs-backend-wasm": "1.4.0-alpha3",
-    "@tensorflow/tfjs-core": "1.4.0"
+    "@tensorflow/tfjs-backend-wasm": "1.5.1-alpha5",
+    "@tensorflow/tfjs-core": "1.5.1"
   },
   "browserslist": [
     "defaults"
diff --git a/tfjs-backend-wasm/starter/webpack/yarn.lock b/tfjs-backend-wasm/starter/webpack/yarn.lock
index 01370df5291..4cf486a0813 100644
--- a/tfjs-backend-wasm/starter/webpack/yarn.lock
+++ b/tfjs-backend-wasm/starter/webpack/yarn.lock
@@ -2,15 +2,17 @@
 # yarn lockfile v1
 
 
-"@tensorflow/tfjs-backend-wasm@1.4.0-alpha3":
-  version "1.4.0-alpha3"
-  resolved "https://registry.yarnpkg.com/@tensorflow/tfjs-backend-wasm/-/tfjs-backend-wasm-1.4.0-alpha3.tgz#432c0352ff97afc0f0502d4b35c031514cf2d4d4"
-  integrity sha512-cgRhD/qwJKqsa58qnAEy8k6ZVRlSLbIfti4qVK3dXCtfiM8/pD7M5FVGgjrvRYTCYM/+D2vPCnvCrKsk1cwKjA==
+"@tensorflow/tfjs-backend-wasm@1.5.1-alpha5":
+  version "1.5.1-alpha5"
+  resolved "https://registry.yarnpkg.com/@tensorflow/tfjs-backend-wasm/-/tfjs-backend-wasm-1.5.1-alpha5.tgz#3e30a4246c0be809182c52b50e0b6ff0e5da5195"
+  integrity sha512-aHa5aR0egbVlRLNHFM6ptmLkASLgpDp/phBlJUodoGpcjhtrODPHOzMwWw52Q+J1FDXgb+isWmZ/TKH6KeWf0Q==
+  dependencies:
+    "@types/emscripten" "~0.0.34"
 
-"@tensorflow/tfjs-core@1.4.0":
-  version "1.4.0"
-  resolved "https://registry.yarnpkg.com/@tensorflow/tfjs-core/-/tfjs-core-1.4.0.tgz#045c91f93cb3ea77473b664c0d1dbad675d7f046"
-  integrity sha512-a7dHhSsBbtaxp8/1UAeYKrjY1bQxsDy/Uhj57+mTuGLAcL8CDrTOXXZzucCgs5nvQErdscp7Gp/2VCcA1xp6XQ==
+"@tensorflow/tfjs-core@1.5.1":
+  version "1.5.1"
+  resolved "https://registry.yarnpkg.com/@tensorflow/tfjs-core/-/tfjs-core-1.5.1.tgz#490209617f744fef660e8f81fe8b858e95b0d10b"
+  integrity sha512-N4fsi8mLsRwRs8UJN2cARB1rYFxyVXkLyZ4wOusiR976BwwZbCwQrTTSIPzPqYT3rwiexEUzm7sM6ZaDl5dpXA==
   dependencies:
     "@types/offscreencanvas" "~2019.3.0"
     "@types/seedrandom" "2.4.27"
@@ -19,6 +21,11 @@
     node-fetch "~2.1.2"
     seedrandom "2.4.3"
 
+"@types/emscripten@~0.0.34":
+  version "0.0.34"
+  resolved "https://registry.yarnpkg.com/@types/emscripten/-/emscripten-0.0.34.tgz#12b4a344274fb102ff2f6c877b37587bc3e46008"
+  integrity sha512-QSb9ojDincskc+uKMI0KXp8e1NALFINCrMlp8VGKGcTSxeEyRTTKyjWw75NYrCZHUsVEEEpr1tYHpbtaC++/sQ==
+
 "@types/events@*":
   version "3.0.0"
   resolved "https://registry.yarnpkg.com/@types/events/-/events-3.0.0.tgz#2862f3f58a9a7f7c3e78d79f130dd4d71c25c2a7"