diff --git a/dotfiles/zshrc b/dotfiles/zshrc
index 3a3b08e..8a078e3 100644
--- a/dotfiles/zshrc
+++ b/dotfiles/zshrc
@@ -59,6 +59,9 @@ if [[ "$OSTYPE" =~ ^linux.*$ ]]; then
 
     # Don't show rtx version update warnings
     export RTX_HIDE_UPDATE_WARNING=1
+
+    # For dspace-angular Node.js build: JavaScript heap out of memory
+    export NODE_OPTIONS=--max_old_space_size=4096
 fi
 
 # Enable zsh completions for rtx version manager