diff --git a/packages/amino/package.json b/packages/amino/package.json
index 8cc62ada..8a7ee3c6 100644
--- a/packages/amino/package.json
+++ b/packages/amino/package.json
@@ -35,7 +35,7 @@
     "test": "yarn build-or-skip && yarn test-node",
     "coverage": "nyc --reporter=text --reporter=lcov yarn test --quiet",
     "prebuild": "shx rm -rf ./build",
-    "build": "tsc",
+    "build": "yarn prebuild && tsc",
     "build-or-skip": "[ -n \"$SKIP_BUILD\" ] || yarn build",
     "pack-web": "yarn build-or-skip && webpack --mode development --config webpack.web.config.js"
   },
diff --git a/packages/cli/package.json b/packages/cli/package.json
index 36a7e2f2..278e01f1 100644
--- a/packages/cli/package.json
+++ b/packages/cli/package.json
@@ -20,7 +20,7 @@
     "lint": "eslint --max-warnings 0 \"**/*.{js,ts}\"",
     "lint-fix": "eslint --max-warnings 0 \"**/*.{js,ts}\" --fix",
     "prebuild": "shx rm -rf ./build",
-    "build": "tsc",
+    "build": "yarn prebuild && tsc",
     "build-or-skip": "[ -n \"$SKIP_BUILD\" ] || yarn build",
     "start": "yarn build-or-skip && ./bin/cosmwasm-cli",
     "selftest": "yarn build-or-skip && ./bin/cosmwasm-cli --selftest",
diff --git a/packages/cosmwasm-launchpad/package.json b/packages/cosmwasm-launchpad/package.json
index 68ece3d3..dab68416 100644
--- a/packages/cosmwasm-launchpad/package.json
+++ b/packages/cosmwasm-launchpad/package.json
@@ -29,7 +29,7 @@
     "lint": "eslint --max-warnings 0 \"**/*.{js,ts}\"",
     "lint-fix": "eslint --max-warnings 0 \"**/*.{js,ts}\" --fix",
     "prebuild": "shx rm -rf ./build",
-    "build": "tsc",
+    "build": "yarn prebuild && tsc",
     "build-or-skip": "[ -n \"$SKIP_BUILD\" ] || yarn build",
     "test-node": "node jasmine-testrunner.js",
     "test-firefox": "yarn pack-web && karma start --single-run --browsers Firefox",
diff --git a/packages/cosmwasm-stargate/package.json b/packages/cosmwasm-stargate/package.json
index 342935b7..bffe99f8 100644
--- a/packages/cosmwasm-stargate/package.json
+++ b/packages/cosmwasm-stargate/package.json
@@ -28,7 +28,7 @@
     "lint": "eslint --max-warnings 0 \"**/*.{js,ts}\"",
     "lint-fix": "eslint --max-warnings 0 \"**/*.{js,ts}\" --fix",
     "prebuild": "shx rm -rf ./build",
-    "build": "tsc",
+    "build": "yarn prebuild && tsc",
     "build-or-skip": "[ -n \"$SKIP_BUILD\" ] || yarn build",
     "test-node": "node jasmine-testrunner.js",
     "test-firefox": "yarn pack-web && karma start --single-run --browsers Firefox",
@@ -37,8 +37,8 @@
     "coverage": "nyc --reporter=text --reporter=lcov yarn test --quiet",
     "pack-web": "yarn build-or-skip && webpack --mode development --config webpack.web.config.js",
     "preget-proto": "shx rm -rf proto",
-    "get-proto": "WASM_REF=v0.16.0-alpha2 COSMOS_SDK_REF=v0.42.4 ./scripts/get-proto.sh",
-    "define-proto": "./scripts/define-proto.sh",
+    "get-proto": "yarn preget-proto && WASM_REF=v0.16.0-alpha2 COSMOS_SDK_REF=v0.42.4 ./scripts/get-proto.sh",
+    "define-proto": "./scripts/define-proto.sh && yarn postdefine-proto",
     "postdefine-proto": "prettier --write \"src/codec/**/*.ts\""
   },
   "dependencies": {
diff --git a/packages/cosmwasm/package.json b/packages/cosmwasm/package.json
index 59f93690..31f7247d 100644
--- a/packages/cosmwasm/package.json
+++ b/packages/cosmwasm/package.json
@@ -29,7 +29,7 @@
     "lint": "eslint --max-warnings 0 \"**/*.{js,ts}\"",
     "lint-fix": "eslint --max-warnings 0 \"**/*.{js,ts}\" --fix",
     "prebuild": "shx rm -rf ./build",
-    "build": "tsc",
+    "build": "yarn prebuild && tsc",
     "build-or-skip": "[ -n \"$SKIP_BUILD\" ] || yarn build"
   },
   "dependencies": {
diff --git a/packages/crypto/package.json b/packages/crypto/package.json
index 70ef66d3..df4e5aa6 100644
--- a/packages/crypto/package.json
+++ b/packages/crypto/package.json
@@ -36,7 +36,7 @@
     "test": "yarn build-or-skip && yarn test-node",
     "coverage": "nyc --reporter=text --reporter=lcov yarn test --quiet",
     "prebuild": "shx rm -rf ./build",
-    "build": "tsc",
+    "build": "yarn prebuild && tsc",
     "build-or-skip": "[ -n \"$SKIP_BUILD\" ] || yarn build",
     "pack-web": "yarn build-or-skip && webpack --mode development --config webpack.web.config.js"
   },
diff --git a/packages/encoding/package.json b/packages/encoding/package.json
index fc86f949..dd013bc5 100644
--- a/packages/encoding/package.json
+++ b/packages/encoding/package.json
@@ -35,7 +35,7 @@
     "test": "yarn build-or-skip && yarn test-node",
     "coverage": "nyc --reporter=text --reporter=lcov yarn test --quiet",
     "prebuild": "shx rm -rf ./build",
-    "build": "tsc",
+    "build": "yarn prebuild && tsc",
     "build-or-skip": "[ -n \"$SKIP_BUILD\" ] || yarn build",
     "pack-web": "yarn build-or-skip && webpack --mode development --config webpack.web.config.js"
   },
diff --git a/packages/faucet-client/package.json b/packages/faucet-client/package.json
index d9ab56a0..1a9dae2d 100644
--- a/packages/faucet-client/package.json
+++ b/packages/faucet-client/package.json
@@ -35,7 +35,7 @@
     "test": "yarn build-or-skip && yarn test-node",
     "coverage": "nyc --reporter=text --reporter=lcov yarn test --quiet",
     "prebuild": "shx rm -rf ./build",
-    "build": "tsc",
+    "build": "yarn prebuild && tsc",
     "build-or-skip": "[ -n \"$SKIP_BUILD\" ] || yarn build",
     "pack-web": "yarn build-or-skip && webpack --mode development --config webpack.web.config.js"
   },
diff --git a/packages/faucet/package.json b/packages/faucet/package.json
index 6a832d59..48e8e586 100644
--- a/packages/faucet/package.json
+++ b/packages/faucet/package.json
@@ -30,7 +30,7 @@
     "lint": "eslint --max-warnings 0 \"**/*.{js,ts}\"",
     "lint-fix": "eslint --max-warnings 0 \"**/*.{js,ts}\" --fix",
     "prebuild": "shx rm -rf ./build",
-    "build": "tsc",
+    "build": "yarn prebuild && tsc",
     "build-or-skip": "[ -n \"$SKIP_BUILD\" ] || yarn build",
     "test-node": "node jasmine-testrunner.js",
     "test": "yarn build-or-skip && yarn test-node",
diff --git a/packages/json-rpc/package.json b/packages/json-rpc/package.json
index ea64f867..4995e27f 100644
--- a/packages/json-rpc/package.json
+++ b/packages/json-rpc/package.json
@@ -37,7 +37,7 @@
     "test": "yarn build-or-skip && yarn test-node",
     "coverage": "nyc --reporter=text --reporter=lcov yarn test --quiet",
     "prebuild": "shx rm -rf ./build",
-    "build": "tsc && tsc -p tsconfig.workers.json",
+    "build": "yarn prebuild && tsc && tsc -p tsconfig.workers.json",
     "build-or-skip": "[ -n \"$SKIP_BUILD\" ] || yarn build",
     "pack-web": "yarn build-or-skip && webpack --mode development --config webpack.web.config.js"
   },
diff --git a/packages/launchpad/package.json b/packages/launchpad/package.json
index 6318b22f..93bc5e8d 100644
--- a/packages/launchpad/package.json
+++ b/packages/launchpad/package.json
@@ -29,7 +29,7 @@
     "lint": "eslint --max-warnings 0 \"**/*.{js,ts}\"",
     "lint-fix": "eslint --max-warnings 0 \"**/*.{js,ts}\" --fix",
     "prebuild": "shx rm -rf ./build",
-    "build": "tsc",
+    "build": "yarn prebuild && tsc",
     "build-or-skip": "[ -n \"$SKIP_BUILD\" ] || yarn build",
     "test-node": "node jasmine-testrunner.js",
     "test-firefox": "yarn pack-web && karma start --single-run --browsers Firefox",
diff --git a/packages/ledger-amino/package.json b/packages/ledger-amino/package.json
index 0c772532..3b6da3fa 100644
--- a/packages/ledger-amino/package.json
+++ b/packages/ledger-amino/package.json
@@ -28,7 +28,7 @@
     "lint": "eslint --max-warnings 0 \"**/*.{js,ts}\"",
     "lint-fix": "eslint --max-warnings 0 \"**/*.{js,ts}\" --fix",
     "prebuild": "shx rm -rf ./build",
-    "build": "tsc",
+    "build": "yarn prebuild && tsc",
     "build-or-skip": "[ -n \"$SKIP_BUILD\" ] || yarn build",
     "test-node": "node jasmine-testrunner.js",
     "test": "yarn build-or-skip && yarn test-node",
diff --git a/packages/math/package.json b/packages/math/package.json
index 124cb065..799cbf6a 100644
--- a/packages/math/package.json
+++ b/packages/math/package.json
@@ -35,7 +35,7 @@
     "test": "yarn build-or-skip && yarn test-node",
     "coverage": "nyc --reporter=text --reporter=lcov yarn test --quiet",
     "prebuild": "shx rm -rf ./build",
-    "build": "tsc",
+    "build": "yarn prebuild && tsc",
     "build-or-skip": "[ -n \"$SKIP_BUILD\" ] || yarn build",
     "pack-web": "yarn build-or-skip && webpack --mode development --config webpack.web.config.js"
   },
diff --git a/packages/proto-signing/package.json b/packages/proto-signing/package.json
index cb96b3e4..7692d2b4 100644
--- a/packages/proto-signing/package.json
+++ b/packages/proto-signing/package.json
@@ -29,7 +29,7 @@
     "lint": "eslint --max-warnings 0 \"**/*.{js,ts}\"",
     "lint-fix": "eslint --max-warnings 0 \"**/*.{js,ts}\" --fix",
     "prebuild": "shx rm -rf ./build",
-    "build": "tsc",
+    "build": "yarn prebuild && tsc",
     "build-or-skip": "[ -n \"$SKIP_BUILD\" ] || yarn build",
     "test-node": "node jasmine-testrunner.js",
     "test-firefox": "yarn pack-web && karma start --single-run --browsers Firefox",
@@ -38,8 +38,8 @@
     "coverage": "nyc --reporter=text --reporter=lcov yarn test --quiet",
     "pack-web": "yarn build-or-skip && webpack --mode development --config webpack.web.config.js",
     "preget-proto": "shx rm -rf proto",
-    "get-proto": "COSMOS_SDK_REF=v0.42.0 ./scripts/get-proto.sh",
-    "define-proto": "./scripts/define-proto.sh",
+    "get-proto": "yarn preget-proto && COSMOS_SDK_REF=v0.42.0 ./scripts/get-proto.sh",
+    "define-proto": "./scripts/define-proto.sh && yarn postdefine-proto",
     "postdefine-proto": "prettier --write \"src/codec/**/*.ts\""
   },
   "dependencies": {
diff --git a/packages/socket/package.json b/packages/socket/package.json
index fcc55fb2..da936520 100644
--- a/packages/socket/package.json
+++ b/packages/socket/package.json
@@ -37,7 +37,7 @@
     "test": "yarn build-or-skip && yarn test-node",
     "coverage": "nyc --reporter=text --reporter=lcov yarn test --quiet",
     "prebuild": "shx rm -rf ./build",
-    "build": "tsc",
+    "build": "yarn prebuild && tsc",
     "build-or-skip": "[ -n \"$SKIP_BUILD\" ] || yarn build",
     "pack-web": "yarn build-or-skip && webpack --mode development --config webpack.web.config.js"
   },
diff --git a/packages/stargate/package.json b/packages/stargate/package.json
index 336c4891..a800da7b 100644
--- a/packages/stargate/package.json
+++ b/packages/stargate/package.json
@@ -28,7 +28,7 @@
     "lint": "eslint --max-warnings 0 \"**/*.{js,ts}\"",
     "lint-fix": "eslint --max-warnings 0 \"**/*.{js,ts}\" --fix",
     "prebuild": "shx rm -rf ./build",
-    "build": "tsc",
+    "build": "yarn prebuild && tsc",
     "build-or-skip": "[ -n \"$SKIP_BUILD\" ] || yarn build",
     "test-node": "node jasmine-testrunner.js",
     "test-firefox": "yarn pack-web && karma start --single-run --browsers Firefox",
@@ -37,8 +37,8 @@
     "coverage": "nyc --reporter=text --reporter=lcov yarn test --quiet",
     "pack-web": "yarn build-or-skip && webpack --mode development --config webpack.web.config.js",
     "preget-proto": "shx rm -rf proto",
-    "get-proto": "COSMOS_SDK_REF=v0.42.0 ./scripts/get-proto.sh",
-    "define-proto": "./scripts/define-proto.sh",
+    "get-proto": "yarn preget-proto && COSMOS_SDK_REF=v0.42.0 ./scripts/get-proto.sh",
+    "define-proto": "./scripts/define-proto.sh && yarn postdefine-proto",
     "postdefine-proto": "prettier --write \"src/codec/**/*.ts\""
   },
   "dependencies": {
diff --git a/packages/stream/package.json b/packages/stream/package.json
index fa6a0c90..e337980d 100644
--- a/packages/stream/package.json
+++ b/packages/stream/package.json
@@ -37,7 +37,7 @@
     "test": "yarn build-or-skip && yarn test-node",
     "coverage": "nyc --reporter=text --reporter=lcov yarn test --quiet",
     "prebuild": "shx rm -rf ./build",
-    "build": "tsc",
+    "build": "yarn prebuild && tsc",
     "build-or-skip": "[ -n \"$SKIP_BUILD\" ] || yarn build",
     "pack-web": "yarn build-or-skip && webpack --mode development --config webpack.web.config.js"
   },
diff --git a/packages/tendermint-rpc/package.json b/packages/tendermint-rpc/package.json
index c34f1793..ee599d07 100644
--- a/packages/tendermint-rpc/package.json
+++ b/packages/tendermint-rpc/package.json
@@ -37,7 +37,7 @@
     "test": "yarn build-or-skip && yarn test-node",
     "coverage": "nyc --reporter=text --reporter=lcov yarn test --quiet",
     "prebuild": "shx rm -rf ./build",
-    "build": "tsc",
+    "build": "yarn prebuild && tsc",
     "build-or-skip": "[ -n \"$SKIP_BUILD\" ] || yarn build",
     "pack-web": "yarn build-or-skip && webpack --mode development --config webpack.web.config.js"
   },
diff --git a/packages/utils/package.json b/packages/utils/package.json
index f1ec3f21..1dc25c89 100644
--- a/packages/utils/package.json
+++ b/packages/utils/package.json
@@ -28,7 +28,7 @@
     "lint": "eslint --max-warnings 0 \"**/*.{js,ts}\"",
     "lint-fix": "eslint --max-warnings 0 \"**/*.{js,ts}\" --fix",
     "prebuild": "shx rm -rf ./build",
-    "build": "tsc",
+    "build": "yarn prebuild && tsc",
     "build-or-skip": "[ -n \"$SKIP_BUILD\" ] || yarn build",
     "test-node": "node jasmine-testrunner.js",
     "test": "yarn build-or-skip && yarn test-node",