diff --git a/googletest/src/gtest.cc b/googletest/src/gtest.cc
index 2b14f6a6..7bb6c768 100644
--- a/googletest/src/gtest.cc
+++ b/googletest/src/gtest.cc
@@ -3282,7 +3282,7 @@ bool ShouldUseColor(bool stdout_is_tty) {
 // This routine must actually emit the characters rather than return a string
 // that would be colored when printed, as can be done on Linux.
 
-void ColoredPrintf(GTestColor color, const char* fmt, ...) {
+static void ColoredPrintf(GTestColor color, const char* fmt, ...) {
   va_list args;
   va_start(args, fmt);