diff --git a/embed/README.md b/embed/README.md
index 043f73c..87281a8 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 3.45.2 for use with
+This folder includes an embeddable Wasm build of SQLite 3.45.3 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/sqlite3/download.sh b/sqlite3/download.sh
index 221d072..a7b2e25 100755
--- a/sqlite3/download.sh
+++ b/sqlite3/download.sh
@@ -12,25 +12,25 @@ cat *.patch | patch --no-backup-if-mismatch
 
 mkdir -p ext/
 cd ext/
-curl -#OL "https://github.com/sqlite/sqlite/raw/version-3.45.2/ext/misc/anycollseq.c"
-curl -#OL "https://github.com/sqlite/sqlite/raw/version-3.45.2/ext/misc/base64.c"
-curl -#OL "https://github.com/sqlite/sqlite/raw/version-3.45.2/ext/misc/decimal.c"
-curl -#OL "https://github.com/sqlite/sqlite/raw/version-3.45.2/ext/misc/ieee754.c"
-curl -#OL "https://github.com/sqlite/sqlite/raw/version-3.45.2/ext/misc/regexp.c"
-curl -#OL "https://github.com/sqlite/sqlite/raw/version-3.45.2/ext/misc/series.c"
-curl -#OL "https://github.com/sqlite/sqlite/raw/version-3.45.2/ext/misc/uint.c"
-curl -#OL "https://github.com/sqlite/sqlite/raw/version-3.45.2/ext/misc/uuid.c"
+curl -#OL "https://github.com/sqlite/sqlite/raw/version-3.45.3/ext/misc/anycollseq.c"
+curl -#OL "https://github.com/sqlite/sqlite/raw/version-3.45.3/ext/misc/base64.c"
+curl -#OL "https://github.com/sqlite/sqlite/raw/version-3.45.3/ext/misc/decimal.c"
+curl -#OL "https://github.com/sqlite/sqlite/raw/version-3.45.3/ext/misc/ieee754.c"
+curl -#OL "https://github.com/sqlite/sqlite/raw/version-3.45.3/ext/misc/regexp.c"
+curl -#OL "https://github.com/sqlite/sqlite/raw/version-3.45.3/ext/misc/series.c"
+curl -#OL "https://github.com/sqlite/sqlite/raw/version-3.45.3/ext/misc/uint.c"
+curl -#OL "https://github.com/sqlite/sqlite/raw/version-3.45.3/ext/misc/uuid.c"
 cd ~-
 
 cd ../vfs/tests/mptest/testdata/
-curl -#OL "https://github.com/sqlite/sqlite/raw/version-3.45.2/mptest/mptest.c"
-curl -#OL "https://github.com/sqlite/sqlite/raw/version-3.45.2/mptest/config01.test"
-curl -#OL "https://github.com/sqlite/sqlite/raw/version-3.45.2/mptest/config02.test"
-curl -#OL "https://github.com/sqlite/sqlite/raw/version-3.45.2/mptest/crash01.test"
-curl -#OL "https://github.com/sqlite/sqlite/raw/version-3.45.2/mptest/crash02.subtest"
-curl -#OL "https://github.com/sqlite/sqlite/raw/version-3.45.2/mptest/multiwrite01.test"
+curl -#OL "https://github.com/sqlite/sqlite/raw/version-3.45.3/mptest/mptest.c"
+curl -#OL "https://github.com/sqlite/sqlite/raw/version-3.45.3/mptest/config01.test"
+curl -#OL "https://github.com/sqlite/sqlite/raw/version-3.45.3/mptest/config02.test"
+curl -#OL "https://github.com/sqlite/sqlite/raw/version-3.45.3/mptest/crash01.test"
+curl -#OL "https://github.com/sqlite/sqlite/raw/version-3.45.3/mptest/crash02.subtest"
+curl -#OL "https://github.com/sqlite/sqlite/raw/version-3.45.3/mptest/multiwrite01.test"
 cd ~-
 
 cd ../vfs/tests/speedtest1/testdata/
-curl -#OL "https://github.com/sqlite/sqlite/raw/version-3.45.2/test/speedtest1.c"
+curl -#OL "https://github.com/sqlite/sqlite/raw/version-3.45.3/test/speedtest1.c"
 cd ~-
\ No newline at end of file