diff --git a/bin/install-dev-osx.sh b/bin/install-dev-osx.sh
index 777c4e2a74516f5c3ad4e7c6b01b003bef2bac61..d959725cdf8fe7341e2c87fe6725419f16ad4478 100755
--- a/bin/install-dev-osx.sh
+++ b/bin/install-dev-osx.sh
@@ -79,7 +79,7 @@ if [ ! -f "$SCITRAN_RUNTIME_PATH/bin/node" ]; then
   mv $node_source_dir/node-v6.4.0-darwin-x64/bin/* "$SCITRAN_RUNTIME_PATH/bin"
   mv $node_source_dir/node-v6.4.0-darwin-x64/lib/* "$SCITRAN_RUNTIME_PATH/lib"
   rm -rf "$node_source_dir"
-  "$SCITRAN_RUNTIME_PATH/bin/npm" config set prefix "$SCITRAN_RUNTIME_PATH"
+  npm config set prefix "$SCITRAN_RUNTIME_PATH"
 fi