diff --git a/scripts/build-libs.sh b/scripts/build-libs.sh
index b406466..cfd51eb 100755
--- a/scripts/build-libs.sh
+++ b/scripts/build-libs.sh
@@ -49,10 +49,6 @@ libs=(
     "queue"           # Queue - depends on types, logger, cache
     "shutdown"        # Shutdown - depends on types, logger
     
-    # Engine libraries
-    "data-frame"      # Data frame - depends on types, utils
-    "vector-engine"   # Vector engine - depends on types, utils, data-frame
-    "strategy-engine" # Strategy engine - depends on types, utils, event-bus
 )
 
 # Build each library in order