diff --git a/.github/workflows/test-integration.yml b/.github/workflows/test-integration.yml
index 96a177a9bde..3abe5c56f13 100644
--- a/.github/workflows/test-integration.yml
+++ b/.github/workflows/test-integration.yml
@@ -53,7 +53,7 @@ jobs:
         run: |
           nix build -L .#wasm
           mkdir -p ./.packages/noir_wasm
-          cp -r ./result/* ./.packages/noir_wasm/
+          cp -r ./result/noir_wasm/ ./.packages/noir_wasm/
           echo "UPLOAD_PATH=$(readlink -f result)" >> $GITHUB_ENV
 
       - name: Upload `noir_wasm` artifact
@@ -67,7 +67,7 @@ jobs:
         run: |
           nix build -L .#noirc_abi_wasm
           mkdir -p ./.packages/noirc_abi_wasm
-          cp -r ./result/* ./.packages/noirc_abi_wasm/
+          cp -r ./result/noirc_abi_wasm/ ./.packages/noirc_abi_wasm/
           echo "UPLOAD_PATH=$(readlink -f result)" >> $GITHUB_ENV
 
       - name: Upload `noirc_abi_wasm` artifact
diff --git a/compiler/wasm/installPhase.sh b/compiler/wasm/installPhase.sh
index 98578059be9..a8f81708b93 100755
--- a/compiler/wasm/installPhase.sh
+++ b/compiler/wasm/installPhase.sh
@@ -1,15 +1,17 @@
 #!/usr/bin/env bash
 export self_path=$(dirname "$(readlink -f "$0")")
 
-mkdir -p $out
+export out_path=$out/noir_wasm
+
+mkdir -p $out_path
 
 cp ${self_path}/README.md ${self_path}/pkg/
 cp ${self_path}/package.json ${self_path}/pkg/
-cp -r ${self_path}/pkg/* $out/
+cp -r ${self_path}/pkg/* $out_path/
 
-echo "" >> $out/README.md
-echo "## Tracking" >> $out/README.md
-echo "Built from [noir-lang/noir@$GIT_COMMIT](https://github.com/noir-lang/noir/tree/$GIT_COMMIT)" >> $out/README.md
+echo "" >> $out_path/README.md
+echo "## Tracking" >> $out_path/README.md
+echo "Built from [noir-lang/noir@$GIT_COMMIT](https://github.com/noir-lang/noir/tree/$GIT_COMMIT)" >> $out_path/README.md
 
 # Cleanup temporary pkg directory
 rm -r $self_path/pkg
diff --git a/compiler/wasm/test/shared.ts b/compiler/wasm/test/shared.ts
index 725e4fbd05e..91f47764ef4 100644
--- a/compiler/wasm/test/shared.ts
+++ b/compiler/wasm/test/shared.ts
@@ -1,5 +1,5 @@
 import { initialiseResolver } from "@noir-lang/noir-source-resolver";
-import { compile } from "../result/";
+import { compile } from "../result/noir_wasm";
 
 export const noirSourcePath = "../../noir-script/src/main.nr";
 export const nargoArtifactPath =
diff --git a/flake.nix b/flake.nix
index 35db82187f4..4548a578d3e 100644
--- a/flake.nix
+++ b/flake.nix
@@ -198,13 +198,15 @@
           inherit GIT_COMMIT GIT_DIRTY;
 
           cargoArtifacts = native-cargo-artifacts;
-          doCheck = true;
         });
       };
 
       packages = {
-        default = nargo;
+        # Nix flakes cannot build more than one derivation in one command (see https://github.com/NixOS/nix/issues/5591)
+        # so we use `symlinkJoin` to build everything as our default package.
+        default = pkgs.symlinkJoin { name = "noir"; paths = [ nargo noir_wasm noirc_abi_wasm ]; };
 
+        # We also export individual packages to enable `nix build .#nargo -L`, etc.
         inherit nargo;
         inherit noir_wasm;
         inherit noirc_abi_wasm;
diff --git a/tooling/noirc_abi_wasm/installPhase.sh b/tooling/noirc_abi_wasm/installPhase.sh
index 98578059be9..ecd78f527d6 100755
--- a/tooling/noirc_abi_wasm/installPhase.sh
+++ b/tooling/noirc_abi_wasm/installPhase.sh
@@ -1,15 +1,17 @@
 #!/usr/bin/env bash
 export self_path=$(dirname "$(readlink -f "$0")")
 
-mkdir -p $out
+export out_path=$out/noirc_abi_wasm
+
+mkdir -p $out_path
 
 cp ${self_path}/README.md ${self_path}/pkg/
 cp ${self_path}/package.json ${self_path}/pkg/
-cp -r ${self_path}/pkg/* $out/
+cp -r ${self_path}/pkg/* $out_path
 
-echo "" >> $out/README.md
-echo "## Tracking" >> $out/README.md
-echo "Built from [noir-lang/noir@$GIT_COMMIT](https://github.com/noir-lang/noir/tree/$GIT_COMMIT)" >> $out/README.md
+echo "" >> $out_path/README.md
+echo "## Tracking" >> $out_path/README.md
+echo "Built from [noir-lang/noir@$GIT_COMMIT](https://github.com/noir-lang/noir/tree/$GIT_COMMIT)" >> $out_path/README.md
 
 # Cleanup temporary pkg directory
 rm -r $self_path/pkg
diff --git a/tooling/noirc_abi_wasm/test/node/abi_encode.test.ts b/tooling/noirc_abi_wasm/test/node/abi_encode.test.ts
index 48064aebd68..87c54f377cc 100644
--- a/tooling/noirc_abi_wasm/test/node/abi_encode.test.ts
+++ b/tooling/noirc_abi_wasm/test/node/abi_encode.test.ts
@@ -1,5 +1,5 @@
 import { expect } from "chai";
-import { abiEncode, abiDecode, WitnessMap } from "../../../../result/";
+import { abiEncode, abiDecode, WitnessMap } from "../../../../result/noirc_abi_wasm";
 import { DecodedInputs } from "../types";
 
 it("recovers original inputs when abi encoding and decoding", async () => {
@@ -16,4 +16,4 @@ it("recovers original inputs when abi encoding and decoding", async () => {
     BigInt(inputs.bar[1])
   );
   expect(decoded_inputs.return_value).to.be.null;
-});
\ No newline at end of file
+});