diff --git a/.github/actions/lfs/action.yml b/.github/actions/lfs/action.yml
deleted file mode 100644
index 062ae967..00000000
--- a/.github/actions/lfs/action.yml
+++ /dev/null
@@ -1,23 +0,0 @@
-name: Git LFS pull
-description: Cached Git LFS pull.
-
-runs:
-  using: "composite"
-  steps:
-    - name: Create LFS file list
-      shell: bash
-      run: git lfs ls-files --long | cut -d ' ' -f1 | sort > .lfs-assets-id
-
-    - name: Restore LFS cache
-      uses: actions/cache@v4
-      with:
-        path: .git/lfs/objects
-        key: lfs-${{ hashFiles('.lfs-assets-id') }}
-        restore-keys: lfs-
-        enableCrossOsArchive: true
-
-    - name: Git LFS pull
-      shell: bash
-      run: |
-        git lfs pull
-        git lfs prune
\ No newline at end of file
diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index d3d3b82a..530c6dc5 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -29,9 +29,6 @@ jobs:
     - uses: actions/setup-go@v5
       with: { go-version: stable }
 
-    - name: Git LFS pull
-      uses: ./.github/actions/lfs
-
     - name: Format
       run: gofmt -s -w . && git diff --exit-code
       if: matrix.os != 'windows-latest'
@@ -104,9 +101,6 @@ jobs:
     steps:
     - uses: actions/checkout@v4
 
-    - name: Git LFS pull
-      uses: ./.github/actions/lfs
-
     - name: Build
       env:
         GOOS: ${{ matrix.os.name }}
@@ -142,9 +136,6 @@ jobs:
     steps:
     - uses: actions/checkout@v4
 
-    - name: Git LFS pull
-      uses: ./.github/actions/lfs
-
     - name: Build
       env:
         GOOS: ${{ matrix.os.name }}
@@ -170,9 +161,6 @@ jobs:
     - uses: actions/setup-go@v5
       with: { go-version: stable }
 
-    - name: Git LFS pull
-      uses: ./.github/actions/lfs
-
     - name: Test 386 (32-bit)
       run: GOARCH=386 go test -v -short ./...
 
@@ -197,8 +185,5 @@ jobs:
     - uses: actions/setup-go@v5
       with: { go-version: stable }
 
-    - name: Git LFS pull
-      uses: ./.github/actions/lfs
-
     - name: Test
       run: go test -v ./...
diff --git a/sqlite3/download.sh b/sqlite3/download.sh
index de50a3ba..48bb1d88 100755
--- a/sqlite3/download.sh
+++ b/sqlite3/download.sh
@@ -32,7 +32,6 @@ curl -#OL "https://github.com/sqlite/sqlite/raw/version-3.47.2/ext/misc/uint.c"
 cd ~-
 
 cd ../vfs/tests/mptest/testdata/
-curl -#OL "https://github.com/sqlite/sqlite/raw/version-3.47.2/mptest/mptest.c"
 curl -#OL "https://github.com/sqlite/sqlite/raw/version-3.47.2/mptest/config01.test"
 curl -#OL "https://github.com/sqlite/sqlite/raw/version-3.47.2/mptest/config02.test"
 curl -#OL "https://github.com/sqlite/sqlite/raw/version-3.47.2/mptest/crash01.test"
@@ -40,6 +39,10 @@ curl -#OL "https://github.com/sqlite/sqlite/raw/version-3.47.2/mptest/crash02.su
 curl -#OL "https://github.com/sqlite/sqlite/raw/version-3.47.2/mptest/multiwrite01.test"
 cd ~-
 
-cd ../vfs/tests/speedtest1/testdata/
+cd ../vfs/tests/mptest/wasm/
+curl -#OL "https://github.com/sqlite/sqlite/raw/version-3.47.2/mptest/mptest.c"
+cd ~-
+
+cd ../vfs/tests/speedtest1/wasm/
 curl -#OL "https://github.com/sqlite/sqlite/raw/version-3.47.2/test/speedtest1.c"
 cd ~-
\ No newline at end of file
diff --git a/vfs/tests/mptest/mptest_test.go b/vfs/tests/mptest/mptest_test.go
index 76f27694..c6108781 100644
--- a/vfs/tests/mptest/mptest_test.go
+++ b/vfs/tests/mptest/mptest_test.go
@@ -2,7 +2,6 @@ package mptest
 
 import (
 	"bytes"
-	"compress/bzip2"
 	"context"
 	"crypto/rand"
 	"embed"
@@ -29,10 +28,7 @@ import (
 	_ "github.com/ncruces/go-sqlite3/vfs/xts"
 )
 
-//go:embed testdata/mptest.wasm.bz2
-var compressed string
-
-//go:embed testdata/*.*test
+//go:embed testdata/*
 var scripts embed.FS
 
 const qemuCI = runtime.GOARCH != "386" && runtime.GOARCH != "amd64" && runtime.GOARCH != "arm64"
@@ -57,10 +53,7 @@ func TestMain(m *testing.M) {
 		panic(err)
 	}
 
-	if !strings.HasPrefix(compressed, "BZh") {
-		panic("Please use Git LFS to clone this repo: https://git-lfs.com/")
-	}
-	binary, err := io.ReadAll(bzip2.NewReader(strings.NewReader(compressed)))
+	binary, err := os.ReadFile("wasm/mptest.wasm")
 	if err != nil {
 		panic(err)
 	}
diff --git a/vfs/tests/mptest/testdata/.gitattributes b/vfs/tests/mptest/testdata/.gitattributes
index 3473a26f..d7c444cb 100644
--- a/vfs/tests/mptest/testdata/.gitattributes
+++ b/vfs/tests/mptest/testdata/.gitattributes
@@ -1,2 +1 @@
-mptest.wasm.bz2 filter=lfs diff=lfs merge=lfs -text
-*.*test -crlf
\ No newline at end of file
+* -crlf
\ No newline at end of file
diff --git a/vfs/tests/mptest/testdata/mptest.wasm.bz2 b/vfs/tests/mptest/testdata/mptest.wasm.bz2
deleted file mode 100644
index 117d0939..00000000
--- a/vfs/tests/mptest/testdata/mptest.wasm.bz2
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:e20f37d94223a88d8f94b3a20177c0fbf53392df2f9c59a28cc7f1f2b5d3de81
-size 477370
diff --git a/vfs/tests/mptest/testdata/.gitignore b/vfs/tests/mptest/wasm/.gitignore
similarity index 100%
rename from vfs/tests/mptest/testdata/.gitignore
rename to vfs/tests/mptest/wasm/.gitignore
diff --git a/vfs/tests/mptest/testdata/build.sh b/vfs/tests/mptest/wasm/build.sh
similarity index 95%
rename from vfs/tests/mptest/testdata/build.sh
rename to vfs/tests/mptest/wasm/build.sh
index 58b8f894..4b2eff70 100755
--- a/vfs/tests/mptest/testdata/build.sh
+++ b/vfs/tests/mptest/wasm/build.sh
@@ -30,5 +30,4 @@ WASI_SDK="$ROOT/tools/wasi-sdk/bin"
 	--enable-simd --enable-mutable-globals --enable-multivalue \
 	--enable-bulk-memory --enable-reference-types \
 	--enable-nontrapping-float-to-int --enable-sign-ext
-mv mptest.tmp mptest.wasm
-bzip2 -9f mptest.wasm
\ No newline at end of file
+mv mptest.tmp mptest.wasm
\ No newline at end of file
diff --git a/vfs/tests/mptest/testdata/exports.txt b/vfs/tests/mptest/wasm/exports.txt
similarity index 100%
rename from vfs/tests/mptest/testdata/exports.txt
rename to vfs/tests/mptest/wasm/exports.txt
diff --git a/vfs/tests/mptest/wasm/go.mod b/vfs/tests/mptest/wasm/go.mod
new file mode 100644
index 00000000..e69de29b
diff --git a/vfs/tests/mptest/testdata/main.c b/vfs/tests/mptest/wasm/main.c
similarity index 100%
rename from vfs/tests/mptest/testdata/main.c
rename to vfs/tests/mptest/wasm/main.c
diff --git a/vfs/tests/mptest/wasm/mptest.wasm b/vfs/tests/mptest/wasm/mptest.wasm
new file mode 100644
index 00000000..53870c8e
Binary files /dev/null and b/vfs/tests/mptest/wasm/mptest.wasm differ
diff --git a/vfs/tests/speedtest1/speedtest1_test.go b/vfs/tests/speedtest1/speedtest1_test.go
index 233ea44f..8416d603 100644
--- a/vfs/tests/speedtest1/speedtest1_test.go
+++ b/vfs/tests/speedtest1/speedtest1_test.go
@@ -2,7 +2,6 @@ package speedtest1
 
 import (
 	"bytes"
-	"compress/bzip2"
 	"context"
 	"crypto/rand"
 	_ "embed"
@@ -27,9 +26,6 @@ import (
 	_ "github.com/ncruces/go-sqlite3/vfs/xts"
 )
 
-//go:embed testdata/speedtest1.wasm.bz2
-var compressed string
-
 var (
 	rt      wazero.Runtime
 	module  wazero.CompiledModule
@@ -52,10 +48,7 @@ func TestMain(m *testing.M) {
 		panic(err)
 	}
 
-	if !strings.HasPrefix(compressed, "BZh") {
-		panic("Please use Git LFS to clone this repo: https://git-lfs.com/")
-	}
-	binary, err := io.ReadAll(bzip2.NewReader(strings.NewReader(compressed)))
+	binary, err := os.ReadFile("wasm/speedtest1.wasm")
 	if err != nil {
 		panic(err)
 	}
diff --git a/vfs/tests/speedtest1/testdata/.gitattributes b/vfs/tests/speedtest1/testdata/.gitattributes
deleted file mode 100644
index af895aab..00000000
--- a/vfs/tests/speedtest1/testdata/.gitattributes
+++ /dev/null
@@ -1 +0,0 @@
-speedtest1.wasm.bz2 filter=lfs diff=lfs merge=lfs -text
\ No newline at end of file
diff --git a/vfs/tests/speedtest1/testdata/speedtest1.wasm.bz2 b/vfs/tests/speedtest1/testdata/speedtest1.wasm.bz2
deleted file mode 100644
index 5cde8363..00000000
--- a/vfs/tests/speedtest1/testdata/speedtest1.wasm.bz2
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:eebe395695c739a24e9cded13553b97d232eb268a5bc36f10f27cc13945e78cd
-size 491003
diff --git a/vfs/tests/speedtest1/testdata/.gitignore b/vfs/tests/speedtest1/wasm/.gitignore
similarity index 100%
rename from vfs/tests/speedtest1/testdata/.gitignore
rename to vfs/tests/speedtest1/wasm/.gitignore
diff --git a/vfs/tests/speedtest1/testdata/build.sh b/vfs/tests/speedtest1/wasm/build.sh
similarity index 93%
rename from vfs/tests/speedtest1/testdata/build.sh
rename to vfs/tests/speedtest1/wasm/build.sh
index d5bebe92..9189008a 100755
--- a/vfs/tests/speedtest1/testdata/build.sh
+++ b/vfs/tests/speedtest1/wasm/build.sh
@@ -25,5 +25,4 @@ WASI_SDK="$ROOT/tools/wasi-sdk/bin"
 	--enable-simd --enable-mutable-globals --enable-multivalue \
 	--enable-bulk-memory --enable-reference-types \
 	--enable-nontrapping-float-to-int --enable-sign-ext
-mv speedtest1.tmp speedtest1.wasm
-bzip2 -9f speedtest1.wasm
\ No newline at end of file
+mv speedtest1.tmp speedtest1.wasm
\ No newline at end of file
diff --git a/vfs/tests/speedtest1/testdata/exports.txt b/vfs/tests/speedtest1/wasm/exports.txt
similarity index 100%
rename from vfs/tests/speedtest1/testdata/exports.txt
rename to vfs/tests/speedtest1/wasm/exports.txt
diff --git a/vfs/tests/speedtest1/wasm/go.mod b/vfs/tests/speedtest1/wasm/go.mod
new file mode 100644
index 00000000..e69de29b
diff --git a/vfs/tests/speedtest1/testdata/main.c b/vfs/tests/speedtest1/wasm/main.c
similarity index 100%
rename from vfs/tests/speedtest1/testdata/main.c
rename to vfs/tests/speedtest1/wasm/main.c
diff --git a/vfs/tests/speedtest1/wasm/speedtest1.wasm b/vfs/tests/speedtest1/wasm/speedtest1.wasm
new file mode 100644
index 00000000..d375efcd
Binary files /dev/null and b/vfs/tests/speedtest1/wasm/speedtest1.wasm differ