diff --git a/render-wasm/_build_env b/render-wasm/_build_env
index d986ecc184..3c7abb24fd 100644
--- a/render-wasm/_build_env
+++ b/render-wasm/_build_env
@@ -24,7 +24,6 @@ EMSDK_QUIET=1 . /usr/local/emsdk/emsdk_env.sh;
 
 export EM_CACHE="/tmp/emsdk_cache";
 
-_SCRIPT_DIR=$(dirname $0);
 _CARGO_PARAMS="--target=wasm32-unknown-emscripten";
 
 if [ "$_BUILD_MODE" = "release" ]; then
diff --git a/render-wasm/build b/render-wasm/build
index 922d2efc5e..9de720e0c9 100755
--- a/render-wasm/build
+++ b/render-wasm/build
@@ -1,10 +1,11 @@
 #!/usr/bin/env bash
+set -x
+
+_SCRIPT_DIR=$(dirname $0);
+pushd $_SCRIPT_DIR;
 
 . ./_build_env 
 
-set -x
-
-pushd $_SCRIPT_DIR;
 cargo build $_CARGO_PARAMS
 
 cp target/wasm32-unknown-emscripten/$_BUILD_MODE/render_wasm.js ../frontend/resources/public/js/
diff --git a/render-wasm/watch b/render-wasm/watch
index 8563c6ecf0..0b7b12afed 100755
--- a/render-wasm/watch
+++ b/render-wasm/watch
@@ -1,9 +1,11 @@
 #!/usr/bin/env bash
+set -x
+
+_SCRIPT_DIR=$(dirname $0);
+pushd $_SCRIPT_DIR;
 
 . ./_build_env 
 
-set -x
-
 pushd $_SCRIPT_DIR;
 cargo watch \
       -x "build $_CARGO_PARAMS" \