diff --git a/scripts/build-libs.sh b/scripts/build-libs.sh
index 8df631f..b406466 100755
--- a/scripts/build-libs.sh
+++ b/scripts/build-libs.sh
@@ -37,22 +37,22 @@ libs=(
     "logger"          # Logging utilities - depends on types
     "utils"           # Utilities - depends on types and config
 
-    # # Database clients
-    # "postgres-client" # PostgreSQL client - depends on types, config, logger
-    # "mongodb-client"  # MongoDB client - depends on types, config, logger
-    # "questdb-client"  # QuestDB client - depends on types, config, logger
+    # Database clients
+    "postgres-client" # PostgreSQL client - depends on types, config, logger
+    "mongodb-client"  # MongoDB client - depends on types, config, logger
+    "questdb-client"  # QuestDB client - depends on types, config, logger
     
-    # # Service libraries  
-    # "cache"           # Cache - depends on types and logger
-    # "http"            # HTTP client - depends on types, config, logger
-    # "event-bus"       # Event bus - depends on types, logger
-    # # "queue"           # Queue - depends on types, logger, cache
-    # "shutdown"        # Shutdown - depends on types, logger
+    # Service libraries  
+    "cache"           # Cache - depends on types and logger
+    "http"            # HTTP client - depends on types, config, logger
+    "event-bus"       # Event bus - depends on types, logger
+    "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
+    # 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
@@ -61,14 +61,25 @@ for lib in "${libs[@]}"; do
     
     echo -e "${GREEN}Building $lib...${NC}"
     cd "$lib_path"
-    # print the current working directory
+    
+    # Clean previous build artifacts
     rm -rf dist tsconfig.tsbuildinfo
-    bun run build
+    
+    # Use npx tsc directly instead of bun run build
+    npx tsc
     
     if [ $? -ne 0 ]; then
         echo -e "${RED}Failed to build $lib. Exiting.${NC}"
         exit 1
     fi
+    
+    # Verify build was successful
+    if [ -d "dist" ]; then
+      echo -e "${GREEN}✓ Built successfully${NC}"
+    else
+      echo -e "${RED}✗ Build did not create dist directory${NC}"
+      exit 1
+    fi
 done
 
 echo -e "${GREEN}All libraries built successfully!${NC}"