diff --git a/sys/log/full/src/log.c b/sys/log/full/src/log.c
index 68c04d6f00..4242e4c58e 100644
--- a/sys/log/full/src/log.c
+++ b/sys/log/full/src/log.c
@@ -226,12 +226,27 @@ log_module_register(uint8_t id, const char *name)
     return id;
 }
 
+static const char *const default_modules[] = {
+    "DEFAULT",
+    "OS",
+    "NEWTMGR",
+    "NIMBLE_CTLR",
+    "NIMBLE_HOST",
+    "NFFS",
+    "REBOOT",
+    "IOTIVITY",
+};
+
 const char *
 log_module_get_name(uint8_t module)
 {
     int idx;
     const char *name;
 
+    if (module < LOG_MODULE_TEST) {
+        return default_modules[module];
+    }
+
     /* Find module defined in syscfg.logcfg sections */
     name = logcfg_log_module_name(module);