diff --git a/.cargo/config.toml b/.cargo/config.toml
new file mode 100644
index 0000000..a6baea0
--- /dev/null
+++ b/.cargo/config.toml
@@ -0,0 +1,5 @@
+[build]
+rustflags = ["-C", "target-feature=-bulk-memory"]
+
+[target.wasm32-unknown-unknown]
+rustflags = ["-C", "target-feature=-bulk-memory"]
\ No newline at end of file
diff --git a/frontend/.cargo/config.toml b/frontend/.cargo/config.toml
index d999aa5..a6baea0 100644
--- a/frontend/.cargo/config.toml
+++ b/frontend/.cargo/config.toml
@@ -1,2 +1,5 @@
-[target.wasm32-unknown-unknown]
+[build]
 rustflags = ["-C", "target-feature=-bulk-memory"]
+
+[target.wasm32-unknown-unknown]
+rustflags = ["-C", "target-feature=-bulk-memory"]
\ No newline at end of file
diff --git a/frontend/Trunk.toml b/frontend/Trunk.toml
index c24152e..40aa6df 100644
--- a/frontend/Trunk.toml
+++ b/frontend/Trunk.toml
@@ -12,4 +12,4 @@ target = "index.html"
 dist = "dist"
 
 [tools]
-wasm_opt = "version_117"
+wasm_opt = "version_121"