diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index c0343b42a..76cb19936 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -39,6 +39,41 @@ jobs:
       - name: Run clippy
         run: cargo clippy --workspace --all-targets --all-features
 
+  wasm-check:
+    name: WASM walletkit-db compile check
+    runs-on: ubuntu-latest
+    permissions:
+      contents: read
+
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v6
+
+      - name: Set up Rust
+        uses: dtolnay/rust-toolchain@master
+        with:
+          toolchain: 1.92.0
+          targets: wasm32-unknown-unknown
+
+      - name: Install LLVM toolchain for WASM C build
+        shell: bash
+        run: |
+          set -euo pipefail
+          sudo apt-get update
+          sudo apt-get install -y clang-18 llvm-18
+
+      - name: Configure C toolchain for wasm32
+        shell: bash
+        run: |
+          set -euo pipefail
+          echo "CC_wasm32_unknown_unknown=clang-18" >> "$GITHUB_ENV"
+          echo "AR_wasm32_unknown_unknown=llvm-ar-18" >> "$GITHUB_ENV"
+          clang-18 --version | head -n1
+          llvm-ar-18 --version | head -n1
+
+      - name: Run WASM compile check
+        run: cargo check -p walletkit-db --target wasm32-unknown-unknown
+
   swift-build-and-test:
     name: Swift Build & Foreign Binding Tests
     runs-on: macos-14
diff --git a/walletkit-db/src/ffi.rs b/walletkit-db/src/ffi.rs
index 75b150920..117b017e8 100644
--- a/walletkit-db/src/ffi.rs
+++ b/walletkit-db/src/ffi.rs
@@ -514,7 +514,7 @@ mod raw {
         wasm::sqlite3_open_v2(filename.cast(), pp_db.cast(), flags, z_vfs.cast())
     }
     pub unsafe fn sqlite3_close_v2(db: *mut c_void) -> c_int {
-        wasm::sqlite3_close_v2(db.cast())
+        wasm::sqlite3_close(db.cast())
     }
     pub unsafe fn sqlite3_exec(
         db: *mut c_void,
@@ -566,7 +566,9 @@ mod raw {
         n: c_int,
         destructor: isize,
     ) -> c_int {
-        wasm::sqlite3_bind_blob(stmt.cast(), index, value, n, destructor)
+        // WASM bindings use typed destructor callbacks; all callers pass SQLITE_TRANSIENT.
+        let _ = destructor;
+        wasm::sqlite3_bind_blob(stmt.cast(), index, value, n, wasm::SQLITE_TRANSIENT())
     }
     pub unsafe fn sqlite3_bind_text(
         stmt: *mut c_void,
@@ -575,7 +577,15 @@ mod raw {
         n: c_int,
         destructor: isize,
     ) -> c_int {
-        wasm::sqlite3_bind_text(stmt.cast(), index, value.cast(), n, destructor)
+        // WASM bindings use typed destructor callbacks; all callers pass SQLITE_TRANSIENT.
+        let _ = destructor;
+        wasm::sqlite3_bind_text(
+            stmt.cast(),
+            index,
+            value.cast(),
+            n,
+            wasm::SQLITE_TRANSIENT(),
+        )
     }
     pub unsafe fn sqlite3_bind_null(stmt: *mut c_void, index: c_int) -> c_int {
         wasm::sqlite3_bind_null(stmt.cast(), index)