diff --git a/src/utils/Log.h b/src/utils/Log.h
index 7db48572..b577ef9f 100644
--- a/src/utils/Log.h
+++ b/src/utils/Log.h
@@ -24,7 +24,7 @@
 namespace tgfx {
 #define ABORT(msg)                                                        \
   do {                                                                    \
-    PrintError("%s:%d: fatal error: \"%s\"\n", __FILE__, __LINE__, #msg); \
+    ::tgfx::PrintError("%s:%d: fatal error: \"%s\"\n", __FILE__, __LINE__, #msg); \
     ::abort();                                                            \
   } while (false)
 
@@ -36,8 +36,8 @@ namespace tgfx {
 
 #else
 
-#define LOGI(...) PrintLog(__VA_ARGS__)
-#define LOGE(...) PrintError(__VA_ARGS__)
+#define LOGI(...) ::tgfx::PrintLog(__VA_ARGS__)
+#define LOGE(...) ::tgfx::PrintError(__VA_ARGS__)
 #define ASSERT(assertion) \
   if (!(assertion)) {     \
     ABORT(#assertion);    \