diff --git a/embed/README.md b/embed/README.md
index a40f65e..725313d 100644
--- a/embed/README.md
+++ b/embed/README.md
@@ -1,6 +1,6 @@
 # Embeddable WASM build of SQLite
 
-This folder includes an embeddable WASM build of SQLite 3.42.0 for use with
+This folder includes an embeddable WASM build of SQLite 3.43.0 for use with
 [`github.com/ncruces/go-sqlite3`](https://pkg.go.dev/github.com/ncruces/go-sqlite3).
 
 The following optional features are compiled in:
diff --git a/embed/sqlite3.wasm b/embed/sqlite3.wasm
index 020d130..2e33917 100755
Binary files a/embed/sqlite3.wasm and b/embed/sqlite3.wasm differ
diff --git a/sqlite3/download.sh b/sqlite3/download.sh
index 01435c7..ce9a374 100755
--- a/sqlite3/download.sh
+++ b/sqlite3/download.sh
@@ -3,33 +3,33 @@ set -euo pipefail
 
 cd -P -- "$(dirname -- "$0")"
 
-curl -#OL "https://sqlite.org/2023/sqlite-amalgamation-3420000.zip"
+curl -#OL "https://sqlite.org/2023/sqlite-amalgamation-3430000.zip"
 unzip -d . sqlite-amalgamation-*.zip
 mv sqlite-amalgamation-*/sqlite3* .
 rm -rf sqlite-amalgamation-*
 
-cat *.patch | patch
+cat *.patch | patch --posix
 
 mkdir -p ext/
 cd ext/
-curl -#OL "https://github.com/sqlite/sqlite/raw/version-3.42.0/ext/misc/decimal.c"
-curl -#OL "https://github.com/sqlite/sqlite/raw/version-3.42.0/ext/misc/uint.c"
-curl -#OL "https://github.com/sqlite/sqlite/raw/version-3.42.0/ext/misc/uuid.c"
-curl -#OL "https://github.com/sqlite/sqlite/raw/version-3.42.0/ext/misc/base64.c"
-curl -#OL "https://github.com/sqlite/sqlite/raw/version-3.42.0/ext/misc/regexp.c"
-curl -#OL "https://github.com/sqlite/sqlite/raw/version-3.42.0/ext/misc/series.c"
-curl -#OL "https://github.com/sqlite/sqlite/raw/version-3.42.0/ext/misc/anycollseq.c"
+curl -#OL "https://github.com/sqlite/sqlite/raw/version-3.43.0/ext/misc/decimal.c"
+curl -#OL "https://github.com/sqlite/sqlite/raw/version-3.43.0/ext/misc/uint.c"
+curl -#OL "https://github.com/sqlite/sqlite/raw/version-3.43.0/ext/misc/uuid.c"
+curl -#OL "https://github.com/sqlite/sqlite/raw/version-3.43.0/ext/misc/base64.c"
+curl -#OL "https://github.com/sqlite/sqlite/raw/version-3.43.0/ext/misc/regexp.c"
+curl -#OL "https://github.com/sqlite/sqlite/raw/version-3.43.0/ext/misc/series.c"
+curl -#OL "https://github.com/sqlite/sqlite/raw/version-3.43.0/ext/misc/anycollseq.c"
 cd ~-
 
 cd ../vfs/tests/mptest/testdata/
-curl -#OL "https://github.com/sqlite/sqlite/raw/version-3.42.0/mptest/mptest.c"
-curl -#OL "https://github.com/sqlite/sqlite/raw/version-3.42.0/mptest/config01.test"
-curl -#OL "https://github.com/sqlite/sqlite/raw/version-3.42.0/mptest/config02.test"
-curl -#OL "https://github.com/sqlite/sqlite/raw/version-3.42.0/mptest/crash01.test"
-curl -#OL "https://github.com/sqlite/sqlite/raw/version-3.42.0/mptest/crash02.subtest"
-curl -#OL "https://github.com/sqlite/sqlite/raw/version-3.42.0/mptest/multiwrite01.test"
+curl -#OL "https://github.com/sqlite/sqlite/raw/version-3.43.0/mptest/mptest.c"
+curl -#OL "https://github.com/sqlite/sqlite/raw/version-3.43.0/mptest/config01.test"
+curl -#OL "https://github.com/sqlite/sqlite/raw/version-3.43.0/mptest/config02.test"
+curl -#OL "https://github.com/sqlite/sqlite/raw/version-3.43.0/mptest/crash01.test"
+curl -#OL "https://github.com/sqlite/sqlite/raw/version-3.43.0/mptest/crash02.subtest"
+curl -#OL "https://github.com/sqlite/sqlite/raw/version-3.43.0/mptest/multiwrite01.test"
 cd ~-
 
 cd ../vfs/tests/speedtest1/testdata/
-curl -#OL "https://github.com/sqlite/sqlite/raw/version-3.42.0/test/speedtest1.c"
+curl -#OL "https://github.com/sqlite/sqlite/raw/version-3.43.0/test/speedtest1.c"
 cd ~-
\ No newline at end of file
diff --git a/sqlite3/open_memory.patch b/sqlite3/open_memory.patch
deleted file mode 100644
index 892ebe4..0000000
--- a/sqlite3/open_memory.patch
+++ /dev/null
@@ -1,26 +0,0 @@
-# Allow the VFS to force memory journal mode
-# regardless of SQLITE_OMIT_DESERIALIZE.
---- sqlite3.c.orig
-+++ sqlite3.c
-@@ -60425,11 +60425,7 @@
-   int rc = SQLITE_OK;      /* Return code */
-   int tempFile = 0;        /* True for temp files (incl. in-memory files) */
-   int memDb = 0;           /* True if this is an in-memory file */
--#ifndef SQLITE_OMIT_DESERIALIZE
-   int memJM = 0;           /* Memory journal mode */
--#else
--# define memJM 0
--#endif
-   int readOnly = 0;        /* True if this is a read-only file */
-   int journalFileSize;     /* Bytes to allocate for each journal fd */
-   char *zPathname = 0;     /* Full path to database file */
-@@ -60628,9 +60624,7 @@
-     int fout = 0;                    /* VFS flags returned by xOpen() */
-     rc = sqlite3OsOpen(pVfs, pPager->zFilename, pPager->fd, vfsFlags, &fout);
-     assert( !memDb );
--#ifndef SQLITE_OMIT_DESERIALIZE
-     pPager->memVfs = memJM = (fout&SQLITE_OPEN_MEMORY)!=0;
--#endif
-     readOnly = (fout&SQLITE_OPEN_READONLY)!=0;
- 
-     /* If the file was successfully opened for read/write access,