diff --git a/build_deps.sh b/build_deps.sh
index f0b999d..cde2d01 100755
--- a/build_deps.sh
+++ b/build_deps.sh
@@ -24,6 +24,7 @@ zig cc --target=wasm32-wasi -flto -g0 -O2 \
 	-DSQLITE_DQS=0 \
 	-DSQLITE_THREADSAFE=0 \
 	-DSQLITE_DEFAULT_MEMSTATUS=0 \
+	-DSQLITE_DEFAULT_LOCKING_MODE=1 \
 	-DSQLITE_DEFAULT_WAL_SYNCHRONOUS=1 \
 	-DSQLITE_LIKE_DOESNT_MATCH_BLOBS \
 	-DSQLITE_OMIT_DECLTYPE \