diff --git a/agent/src/config/config.rs b/agent/src/config/config.rs
index 10f11cba2b4..881e15a204c 100644
--- a/agent/src/config/config.rs
+++ b/agent/src/config/config.rs
@@ -2262,7 +2262,7 @@ impl Default for FlowLogFilters {
     fn default() -> Self {
         Self {
             l4_capture_network_types: vec![0],
-            l7_capture_network_types: vec![],
+            l7_capture_network_types: vec![0],
             l4_ignored_observation_points: vec![],
             l7_ignored_observation_points: vec![],
         }
diff --git a/agent/src/ebpf/user/profile/stringifier.c b/agent/src/ebpf/user/profile/stringifier.c
index 88d5e28dd6a..3913eb50a13 100644
--- a/agent/src/ebpf/user/profile/stringifier.c
+++ b/agent/src/ebpf/user/profile/stringifier.c
@@ -757,7 +757,7 @@ char *resolve_and_gen_stack_trace_str(struct bpf_tracer *t,
 		len += strlen(uprobe_str) + 1;
 	}
 
-	if (v->intpstack != 0) {
+	if (v->intpstack > 0) {
 		i_trace_str = folded_stack_trace_string(t, v->intpstack, v->tgid, custom_stack_map_name, h, new_cache, info_p, v->timestamp, ignore_libs, true);
 		if (i_trace_str != NULL) {
 			len += strlen(i_trace_str) + strlen(INCOMPLETE_PYTHON_STACK) + 2;
diff --git a/server/agent_config/template.yaml b/server/agent_config/template.yaml
index d60cb10dd14..934370d711f 100644
--- a/server/agent_config/template.yaml
+++ b/server/agent_config/template.yaml
@@ -5271,7 +5271,7 @@ outputs:
       #     TODO
       # upgrade_from: l7_log_store_tap_types
       # TODO: 候选项需要特殊处理
-      l7_capture_network_types: []
+      l7_capture_network_types: [0]
       # type: int
       # name:
       #   en: Ignored Observation Points for L4