diff --git a/Cargo.toml b/Cargo.toml
index 47da783..bd744e9 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -9,7 +9,7 @@ crate-type=["cdylib"]
 [profile.release]
 debug = 0
 codegen-units = 1
-opt-level = 3
+opt-level = "s" #optimize for size
 lto = true
 
 [dependencies]
diff --git a/push.sh b/push.sh
index 4d7af72..8b7ff09 100755
--- a/push.sh
+++ b/push.sh
@@ -1,11 +1,11 @@
 #!/bin/bash
 set -e #kill script if error occurs
 
-wasm-pack build --target web --release
+wasm-pack build --target web --release --no-typescript
 
 rm -fr tmp | true #delete tmp folder if exists
 mkdir tmp tmp/pkg
-cp -r pkg/integral_site_bg.wasm pkg/integral_site_bg.wasm.d.ts pkg/integral_site.d.ts pkg/integral_site.js tmp/pkg/
+cp -r pkg/integral_site_bg.wasm pkg/integral_site.js tmp/pkg/
 cp www/index.html www/style.css tmp/
 
 sed -i 's/\.\.\/pkg/\.\/pkg/g' tmp/index.html
diff --git a/start-server.sh b/start-server.sh
index 4478e99..4dac83f 100755
--- a/start-server.sh
+++ b/start-server.sh
@@ -11,6 +11,6 @@ then
 	cargo install wasm-pack
 fi
 
-wasm-pack build --release --target web
+wasm-pack build --release --target web --no-typescript
 
 basic-http-server
\ No newline at end of file