diff --git a/packages/ledger/project.json b/packages/ledger/project.json
index 0fdfe812b..e843d7059 100644
--- a/packages/ledger/project.json
+++ b/packages/ledger/project.json
@@ -4,22 +4,27 @@
   "projectType": "library",
   "targets": {
     "build": {
-      "executor": "@nrwl/js:tsc",
+      "executor": "@nrwl/web:rollup",
       "outputs": ["{options.outputPath}"],
-      "targetDependencies": {
-        "build": [{
-          "target": "build",
-          "projects": "dependencies"
-        }]
-      },
       "options": {
         "outputPath": "dist/packages/ledger",
-        "main": "packages/ledger/src/index.ts",
         "tsConfig": "packages/ledger/tsconfig.lib.json",
+        "project": "packages/ledger/package.json",
+        "entryFile": "packages/ledger/src/index.ts",
         "buildableProjectDepsInPackageJsonType": "dependencies",
+        "compiler": "babel",
+        "format": ["esm", "umd", "cjs"],
         "assets": [
-          "packages/ledger/*.md",
-          "packages/ledger/assets/*"
+          {
+            "glob": "packages/ledger/README.md",
+            "input": ".",
+            "output": "."
+          },
+          {
+            "glob": "packages/ledger/assets/*",
+            "input": ".",
+            "output": "assets"
+          }
         ]
       }
     },
diff --git a/packages/math-wallet/project.json b/packages/math-wallet/project.json
index b47336900..0dd2132a9 100644
--- a/packages/math-wallet/project.json
+++ b/packages/math-wallet/project.json
@@ -4,22 +4,27 @@
   "projectType": "library",
   "targets": {
     "build": {
-      "executor": "@nrwl/js:tsc",
+      "executor": "@nrwl/web:rollup",
       "outputs": ["{options.outputPath}"],
-      "targetDependencies": {
-        "build": [{
-          "target": "build",
-          "projects": "dependencies"
-        }]
-      },
       "options": {
         "outputPath": "dist/packages/math-wallet",
-        "main": "packages/math-wallet/src/index.ts",
         "tsConfig": "packages/math-wallet/tsconfig.lib.json",
+        "project": "packages/math-wallet/package.json",
+        "entryFile": "packages/math-wallet/src/index.ts",
         "buildableProjectDepsInPackageJsonType": "dependencies",
+        "compiler": "babel",
+        "format": ["esm", "umd", "cjs"],
         "assets": [
-          "packages/math-wallet/*.md",
-          "packages/math-wallet/assets/*"
+          {
+            "glob": "packages/math-wallet/README.md",
+            "input": ".",
+            "output": "."
+          },
+          {
+            "glob": "packages/math-wallet/assets/*",
+            "input": ".",
+            "output": "assets"
+          }
         ]
       }
     },
diff --git a/packages/near-wallet/project.json b/packages/near-wallet/project.json
index efb1c5562..51cc28eb4 100644
--- a/packages/near-wallet/project.json
+++ b/packages/near-wallet/project.json
@@ -4,22 +4,27 @@
   "projectType": "library",
   "targets": {
     "build": {
-      "executor": "@nrwl/js:tsc",
+      "executor": "@nrwl/web:rollup",
       "outputs": ["{options.outputPath}"],
-      "targetDependencies": {
-        "build": [{
-          "target": "build",
-          "projects": "dependencies"
-        }]
-      },
       "options": {
         "outputPath": "dist/packages/near-wallet",
-        "main": "packages/near-wallet/src/index.ts",
         "tsConfig": "packages/near-wallet/tsconfig.lib.json",
+        "project": "packages/near-wallet/package.json",
+        "entryFile": "packages/near-wallet/src/index.ts",
         "buildableProjectDepsInPackageJsonType": "dependencies",
+        "compiler": "babel",
+        "format": ["esm", "umd", "cjs"],
         "assets": [
-          "packages/near-wallet/*.md",
-          "packages/near-wallet/assets/*"
+          {
+            "glob": "packages/near-wallet/README.md",
+            "input": ".",
+            "output": "."
+          },
+          {
+            "glob": "packages/near-wallet/assets/*",
+            "input": ".",
+            "output": "assets"
+          }
         ]
       }
     },
diff --git a/packages/sender/project.json b/packages/sender/project.json
index 05a371a9d..a1741ed7e 100644
--- a/packages/sender/project.json
+++ b/packages/sender/project.json
@@ -4,22 +4,27 @@
   "projectType": "library",
   "targets": {
     "build": {
-      "executor": "@nrwl/js:tsc",
+      "executor": "@nrwl/web:rollup",
       "outputs": ["{options.outputPath}"],
-      "targetDependencies": {
-        "build": [{
-          "target": "build",
-          "projects": "dependencies"
-        }]
-      },
       "options": {
         "outputPath": "dist/packages/sender",
-        "main": "packages/sender/src/index.ts",
         "tsConfig": "packages/sender/tsconfig.lib.json",
+        "project": "packages/sender/package.json",
+        "entryFile": "packages/sender/src/index.ts",
         "buildableProjectDepsInPackageJsonType": "dependencies",
+        "compiler": "babel",
+        "format": ["esm", "umd", "cjs"],
         "assets": [
-          "packages/sender/*.md",
-          "packages/sender/assets/*"
+          {
+            "glob": "packages/sender/README.md",
+            "input": ".",
+            "output": "."
+          },
+          {
+            "glob": "packages/sender/assets/*",
+            "input": ".",
+            "output": "assets"
+          }
         ]
       }
     },
diff --git a/packages/wallet-connect/project.json b/packages/wallet-connect/project.json
index f2b372fc8..e3fcae4f1 100644
--- a/packages/wallet-connect/project.json
+++ b/packages/wallet-connect/project.json
@@ -4,22 +4,27 @@
   "projectType": "library",
   "targets": {
     "build": {
-      "executor": "@nrwl/js:tsc",
+      "executor": "@nrwl/web:rollup",
       "outputs": ["{options.outputPath}"],
-      "targetDependencies": {
-        "build": [{
-          "target": "build",
-          "projects": "dependencies"
-        }]
-      },
       "options": {
         "outputPath": "dist/packages/wallet-connect",
-        "main": "packages/wallet-connect/src/index.ts",
         "tsConfig": "packages/wallet-connect/tsconfig.lib.json",
+        "project": "packages/wallet-connect/package.json",
+        "entryFile": "packages/wallet-connect/src/index.ts",
         "buildableProjectDepsInPackageJsonType": "dependencies",
+        "compiler": "babel",
+        "format": ["esm", "umd", "cjs"],
         "assets": [
-          "packages/wallet-connect/*.md",
-          "packages/wallet-connect/assets/*"
+          {
+            "glob": "packages/wallet-connect/README.md",
+            "input": ".",
+            "output": "."
+          },
+          {
+            "glob": "packages/wallet-connect/assets/*",
+            "input": ".",
+            "output": "assets"
+          }
         ]
       }
     },
diff --git a/packages/wallet-utils/project.json b/packages/wallet-utils/project.json
index aaa9355ed..7d0837cea 100644
--- a/packages/wallet-utils/project.json
+++ b/packages/wallet-utils/project.json
@@ -4,22 +4,27 @@
   "projectType": "library",
   "targets": {
     "build": {
-      "executor": "@nrwl/js:tsc",
+      "executor": "@nrwl/web:rollup",
       "outputs": ["{options.outputPath}"],
-      "targetDependencies": {
-        "build": [{
-          "target": "build",
-          "projects": "dependencies"
-        }]
-      },
       "options": {
         "outputPath": "dist/packages/wallet-utils",
-        "main": "packages/wallet-utils/src/index.ts",
         "tsConfig": "packages/wallet-utils/tsconfig.lib.json",
+        "project": "packages/wallet-utils/package.json",
+        "entryFile": "packages/wallet-utils/src/index.ts",
         "buildableProjectDepsInPackageJsonType": "dependencies",
+        "compiler": "babel",
+        "format": ["esm", "umd", "cjs"],
         "assets": [
-          "packages/wallet-utils/*.md",
-          "packages/wallet-utils/assets/*"
+          {
+            "glob": "packages/wallet-utils/README.md",
+            "input": ".",
+            "output": "."
+          },
+          {
+            "glob": "packages/wallet-utils/assets/*",
+            "input": ".",
+            "output": "assets"
+          }
         ]
       }
     },