diff --git a/extensions/llamacpp-extension/src/index.ts b/extensions/llamacpp-extension/src/index.ts
index cfda2a403..9bb3e6559 100644
--- a/extensions/llamacpp-extension/src/index.ts
+++ b/extensions/llamacpp-extension/src/index.ts
@@ -1649,7 +1649,7 @@ export default class llamacpp_extension extends AIEngine {
     if (cfg.main_gpu !== undefined && cfg.main_gpu != 0)
       args.push('--main-gpu', String(cfg.main_gpu))
     // Note: Older llama.cpp versions are no longer supported
-    if (cfg.flash_attn !== undefined || cfg.flash_attn === '') args.push('--flash-attn', String(cfg.flash_attn)) //default: auto = ON when supported
+    if (cfg.flash_attn !== undefined || cfg.flash_attn !== '') args.push('--flash-attn', String(cfg.flash_attn)) //default: auto = ON when supported
 
     // Boolean flags
     if (cfg.ctx_shift) args.push('--context-shift')