diff --git a/indra/llcommon/llsingleton.cpp b/indra/llcommon/llsingleton.cpp
index 1029c4894b..57b30a96ce 100644
--- a/indra/llcommon/llsingleton.cpp
+++ b/indra/llcommon/llsingleton.cpp
@@ -43,8 +43,6 @@ namespace {
 void log(LLError::ELevel level,
          const char* p1, const char* p2, const char* p3, const char* p4);
 
-void logdebugs(const char* p1="", const char* p2="", const char* p3="", const char* p4="");
-
 bool oktolog();
 } // anonymous namespace
 
@@ -487,10 +485,6 @@ void log(LLError::ELevel level,
     }
 }
 
-void logdebugs(const char* p1, const char* p2, const char* p3, const char* p4)
-{
-    log(LLError::LEVEL_DEBUG, p1, p2, p3, p4);
-}
 } // anonymous namespace        
 
 //static
@@ -505,6 +499,12 @@ void LLSingletonBase::loginfos(const char* p1, const char* p2, const char* p3, c
     log(LLError::LEVEL_INFO, p1, p2, p3, p4);
 }
 
+//static
+void LLSingletonBase::logdebugs(const char* p1, const char* p2, const char* p3, const char* p4)
+{
+    log(LLError::LEVEL_DEBUG, p1, p2, p3, p4);
+}
+
 //static
 void LLSingletonBase::logerrs(const char* p1, const char* p2, const char* p3, const char* p4)
 {
diff --git a/indra/llcommon/llsingleton.h b/indra/llcommon/llsingleton.h
index c5ba0ca5a1..04c2ea210f 100644
--- a/indra/llcommon/llsingleton.h
+++ b/indra/llcommon/llsingleton.h
@@ -110,15 +110,15 @@ protected:
     // A::initSingleton(), record that A directly depends on B.
     void capture_dependency();
 
-    // delegate LL_ERRS() logging to llsingleton.cpp
+    // delegate logging calls to llsingleton.cpp
     static void logerrs(const char* p1, const char* p2="",
                         const char* p3="", const char* p4="");
-    // delegate LL_WARNS() logging to llsingleton.cpp
     static void logwarns(const char* p1, const char* p2="",
                          const char* p3="", const char* p4="");
-    // delegate LL_INFOS() logging to llsingleton.cpp
     static void loginfos(const char* p1, const char* p2="",
                          const char* p3="", const char* p4="");
+    static void logdebugs(const char* p1, const char* p2="",
+                          const char* p3="", const char* p4="");
     static std::string demangle(const char* mangled);
     template <typename T>
     static std::string classname()       { return demangle(typeid(T).name()); }
@@ -698,6 +698,8 @@ private:
         else if (on_main_thread())
         {
             // on the main thread, simply construct instance while holding lock
+            super::logdebugs(super::template classname<DERIVED_TYPE>().c_str(),
+                             "::initParamSingleton()");
             super::constructSingleton(lk, std::forward<Args>(args)...);
             return lk->mInstance;
         }