diff --git a/ChatQnA/docker_compose/intel/cpu/aipc/set_env.sh b/ChatQnA/docker_compose/intel/cpu/aipc/set_env.sh
index 2f8771598..639327b3b 100644
--- a/ChatQnA/docker_compose/intel/cpu/aipc/set_env.sh
+++ b/ChatQnA/docker_compose/intel/cpu/aipc/set_env.sh
@@ -21,3 +21,6 @@ export RERANK_MODEL_ID="BAAI/bge-reranker-base"
 export INDEX_NAME="rag-redis"
 export OLLAMA_HOST=${host_ip}
 export OLLAMA_MODEL="llama3.2"
+# Set it as a non-null string, such as true, if you want to enable logging facility,
+# otherwise, keep it as "" to disable it.
+export LOGFLAG=""
diff --git a/ChatQnA/docker_compose/intel/cpu/xeon/set_env.sh b/ChatQnA/docker_compose/intel/cpu/xeon/set_env.sh
index 07fde1cf1..607225cf4 100755
--- a/ChatQnA/docker_compose/intel/cpu/xeon/set_env.sh
+++ b/ChatQnA/docker_compose/intel/cpu/xeon/set_env.sh
@@ -11,3 +11,6 @@ export EMBEDDING_MODEL_ID="BAAI/bge-base-en-v1.5"
 export RERANK_MODEL_ID="BAAI/bge-reranker-base"
 export LLM_MODEL_ID="Intel/neural-chat-7b-v3-3"
 export INDEX_NAME="rag-redis"
+# Set it as a non-null string, such as true, if you want to enable logging facility,
+# otherwise, keep it as "" to disable it.
+export LOGFLAG=""
diff --git a/ChatQnA/docker_compose/intel/hpu/gaudi/set_env.sh b/ChatQnA/docker_compose/intel/hpu/gaudi/set_env.sh
index b25d931dd..e38174d6a 100644
--- a/ChatQnA/docker_compose/intel/hpu/gaudi/set_env.sh
+++ b/ChatQnA/docker_compose/intel/hpu/gaudi/set_env.sh
@@ -11,3 +11,6 @@ export EMBEDDING_MODEL_ID="BAAI/bge-base-en-v1.5"
 export RERANK_MODEL_ID="BAAI/bge-reranker-base"
 export LLM_MODEL_ID="Intel/neural-chat-7b-v3-3"
 export INDEX_NAME="rag-redis"
+# Set it as a non-null string, such as true, if you want to enable logging facility,
+# otherwise, keep it as "" to disable it.
+export LOGFLAG=""