diff --git a/.github/workflows/release.yaml b/.github/workflows/release.yaml
index 4853736..1402932 100644
--- a/.github/workflows/release.yaml
+++ b/.github/workflows/release.yaml
@@ -12,10 +12,10 @@ jobs:
       - uses: actions/checkout@v2
       # using actions/setup-go@v1 is the only way to get macos build to work.
       # otherwise, with v2, would get this cgo error: 'cgo-generated-wrappers:13:13: error: redefinition of 'free' as different kind of symbol'
-      - name: Set up Go 1.17
+      - name: Set up Go 1.20
         uses: actions/setup-go@v1
         with:
-          go-version: 1.17
+          go-version: 1.20
       - run: make loadable
       - uses: actions/upload-artifact@v3
         with:
@@ -46,10 +46,10 @@ jobs:
       - uses: actions/checkout@v2
       # using actions/setup-go@v1 is the only way to get macos build to work.
       # otherwise, with v2, would get this cgo error: 'cgo-generated-wrappers:13:13: error: redefinition of 'free' as different kind of symbol'
-      - name: Set up Go 1.17
+      - name: Set up Go 1.20
         uses: actions/setup-go@v1
         with:
-          go-version: 1.17
+          go-version: 1.20
       - run: make loadable
       - uses: actions/upload-artifact@v3
         with:
@@ -81,10 +81,10 @@ jobs:
       - uses: actions/checkout@v2
       # using actions/setup-go@v1 is the only way to get macos build to work.
       # otherwise, with v2, would get this cgo error: 'cgo-generated-wrappers:13:13: error: redefinition of 'free' as different kind of symbol'
-      - name: Set up Go 1.17
+      - name: Set up Go 1.20
         uses: actions/setup-go@v1
         with:
-          go-version: 1.17
+          go-version: 1.20
       - run: make loadable
       - uses: actions/upload-artifact@v3
         with:
diff --git a/.github/workflows/test.yaml b/.github/workflows/test.yaml
index 13f1ba7..b731de3 100644
--- a/.github/workflows/test.yaml
+++ b/.github/workflows/test.yaml
@@ -7,16 +7,15 @@ jobs:
       - uses: actions/checkout@v2
       # using actions/setup-go@v1 is the only way to get macos build to work.
       # otherwise, with v2, would get this cgo error: 'cgo-generated-wrappers:13:13: error: redefinition of 'free' as different kind of symbol'
-      - name: Set up Go 1.17
+      - name: Set up Go 1.20
         uses: actions/setup-go@v1
         with:
-          go-version: 1.17
+          go-version: 1.20
       - run: make loadable
       - uses: actions/upload-artifact@v3
         with:
           name: sqlite-html-linux_x86
           path: dist/html0.so
-
   build-linux_x86-python:
     runs-on: ubuntu-20.04
     needs: [build-linux_x86-extension]
@@ -80,10 +79,10 @@ jobs:
       - uses: actions/checkout@v2
       # using actions/setup-go@v1 is the only way to get macos build to work.
       # otherwise, with v2, would get this cgo error: 'cgo-generated-wrappers:13:13: error: redefinition of 'free' as different kind of symbol'
-      - name: Set up Go 1.17
+      - name: Set up Go 1.20
         uses: actions/setup-go@v1
         with:
-          go-version: 1.17
+          go-version: 1.20
       - run: make loadable
       - uses: actions/upload-artifact@v3
         with:
@@ -154,10 +153,10 @@ jobs:
       - uses: actions/checkout@v2
       # using actions/setup-go@v1 is the only way to get macos build to work.
       # otherwise, with v2, would get this cgo error: 'cgo-generated-wrappers:13:13: error: redefinition of 'free' as different kind of symbol'
-      - name: Set up Go 1.17
+      - name: Set up Go 1.20
         uses: actions/setup-go@v1
         with:
-          go-version: 1.17
+          go-version: 1.20
       - run: make loadable
       - uses: actions/upload-artifact@v3
         with:
diff --git a/deno/mod.ts b/deno/mod.ts
index 9ce7e12..9d36960 100644
--- a/deno/mod.ts
+++ b/deno/mod.ts
@@ -51,7 +51,7 @@ export function getLoadablePath(): string {
 /**
  * Entrypoint name for the sqlite-html extension.
  */
-export const entrypoint = "sqlite3_extension_init";
+export const entrypoint = "sqlite3_html_init";
 
 interface Db {
   // after https://deno.land/x/sqlite3@0.8.0/mod.ts?s=Database#method_loadExtension_0
diff --git a/shared.no b/shared.c
similarity index 87%
rename from shared.no
rename to shared.c
index a68cb1f..0830c00 100644
--- a/shared.no
+++ b/shared.c
@@ -4,6 +4,9 @@ SQLITE_EXTENSION_INIT3
 
 extern int go_sqlite3_extension_init(const char*, sqlite3*, char**);
 
+#ifdef _WIN32
+__declspec(dllexport)
+#endif
 int sqlite3_html_init(sqlite3* db, char** pzErrMsg, const sqlite3_api_routines *pApi) {
 	SQLITE_EXTENSION_INIT2(pApi)
 	return go_sqlite3_extension_init("html", db, pzErrMsg);
diff --git a/shared.go b/shared.go
index 449391a..b0e4567 100644
--- a/shared.go
+++ b/shared.go
@@ -4,12 +4,12 @@ import (
 	"go.riyazali.net/sqlite"
 )
 
-/// // following linker flags are needed to suppress missing symbol warning in intermediate stages
-///
-/// // #cgo linux LDFLAGS: -Wl,--unresolved-symbols=ignore-in-object-files
-/// // #cgo darwin LDFLAGS: -Wl,-undefined,dynamic_lookup
-/// // #cgo windows LDFLAGS: -lsqlite3
-/// import "C"
+// following linker flags are needed to suppress missing symbol warning in intermediate stages
+
+// #cgo linux LDFLAGS: -Wl,--unresolved-symbols=ignore-in-object-files
+// #cgo darwin LDFLAGS: -Wl,-undefined,dynamic_lookup
+// #cgo windows LDFLAGS: -Wl,--allow-multiple-definition
+import "C"
 
 // Set in Makefile
 var (
@@ -40,7 +40,7 @@ func Register(api *sqlite.ExtensionApi) (sqlite.ErrorCode, error) {
 }
 
 func init() {
-	//sqlite.RegisterNamed("html", Register)
+	sqlite.RegisterNamed("html", Register)
 	sqlite.Register(Register)
 }