diff --git a/embed/build.sh b/embed/build.sh
index 139b32d..4a95e00 100755
--- a/embed/build.sh
+++ b/embed/build.sh
@@ -17,7 +17,6 @@ WASI_SDK="$ROOT/tools/wasi-sdk-20.0/bin"
 	-Wl,--initial-memory=327680 \
 	-Wl,--stack-first \
 	-Wl,--import-undefined \
-	-D_HAVE_SQLITE_CONFIG_H \
 	$(awk '{print "-Wl,--export="$0}' exports.txt)
 
 trap 'rm -f sqlite3.tmp' EXIT
diff --git a/internal/vfs/tests/mptest/testdata/build.sh b/internal/vfs/tests/mptest/testdata/build.sh
index d039de4..509770f 100755
--- a/internal/vfs/tests/mptest/testdata/build.sh
+++ b/internal/vfs/tests/mptest/testdata/build.sh
@@ -15,7 +15,6 @@ WASI_SDK="$ROOT/tools/wasi-sdk-20.0/bin"
 	-mnontrapping-fptoint -msign-ext \
 	-Wl,--stack-first \
 	-Wl,--import-undefined \
-	-D_HAVE_SQLITE_CONFIG_H \
 	-DSQLITE_DEFAULT_SYNCHRONOUS=0 \
 	-DSQLITE_DEFAULT_LOCKING_MODE=0 \
 	-DHAVE_USLEEP -DSQLITE_NO_SYNC \
diff --git a/internal/vfs/tests/mptest/testdata/main.c b/internal/vfs/tests/mptest/testdata/main.c
index 60485e8..028247d 100644
--- a/internal/vfs/tests/mptest/testdata/main.c
+++ b/internal/vfs/tests/mptest/testdata/main.c
@@ -1,6 +1,8 @@
 #include <stdbool.h>
 #include <stddef.h>
 
+#include "sqlite_cfg.h"
+//
 #include "sqlite3.c"
 //
 #include "os.c"
diff --git a/internal/vfs/tests/speedtest1/testdata/build.sh b/internal/vfs/tests/speedtest1/testdata/build.sh
index f878664..681bf21 100755
--- a/internal/vfs/tests/speedtest1/testdata/build.sh
+++ b/internal/vfs/tests/speedtest1/testdata/build.sh
@@ -14,8 +14,7 @@ WASI_SDK="$ROOT/tools/wasi-sdk-20.0/bin"
 	-mbulk-memory -mreference-types \
 	-mnontrapping-fptoint -msign-ext \
 	-Wl,--stack-first \
-	-Wl,--import-undefined \
-	-D_HAVE_SQLITE_CONFIG_H
+	-Wl,--import-undefined
 
 "$BINARYEN/wasm-opt" -g -O2 speedtest1.wasm -o speedtest1.tmp \
 	--enable-multivalue --enable-mutable-globals \
diff --git a/internal/vfs/tests/speedtest1/testdata/main.c b/internal/vfs/tests/speedtest1/testdata/main.c
index 9bd0d86..64831ac 100644
--- a/internal/vfs/tests/speedtest1/testdata/main.c
+++ b/internal/vfs/tests/speedtest1/testdata/main.c
@@ -1,6 +1,8 @@
 #include <stdbool.h>
 #include <stddef.h>
 
+#include "sqlite_cfg.h"
+//
 #include "sqlite3.c"
 //
 #include "os.c"
diff --git a/sqlite3/main.c b/sqlite3/main.c
index db47536..4c9dbc7 100644
--- a/sqlite3/main.c
+++ b/sqlite3/main.c
@@ -1,6 +1,8 @@
 #include <stdbool.h>
 #include <stddef.h>
 
+#include "sqlite_cfg.h"
+//
 #include "sqlite3.c"
 //
 #include "os.c"
diff --git a/sqlite3/sqlite_cfg.h b/sqlite3/sqlite_cfg.h
index ec69dac..8f445fb 100644
--- a/sqlite3/sqlite_cfg.h
+++ b/sqlite3/sqlite_cfg.h
@@ -29,7 +29,7 @@
 #define SQLITE_USE_ALLOCA
 
 // Other Options
-// #define SQLITE_ALLOW_URI_AUTHORITY
+#define SQLITE_ALLOW_URI_AUTHORITY
 
 // Because WASM does not support shared memory,
 // SQLite disables WAL for WASM builds.
@@ -52,8 +52,8 @@
 #define SQLITE_ENABLE_GEOPOLY 1
 
 // Session Extension
-// #define SQLITE_ENABLE_SESSION 1
-// #define SQLITE_ENABLE_PREUPDATE_HOOK 1
+// #define SQLITE_ENABLE_SESSION
+// #define SQLITE_ENABLE_PREUPDATE_HOOK
 
 // Implemented in os.c.
 int localtime_s(struct tm *const pTm, time_t const *const pTime);
\ No newline at end of file