--- a/src/lib/synergy/KeyMap.h
+++ b/src/lib/synergy/KeyMap.h
@@ -24,7 +24,9 @@
 #include "common/stdset.h"
 #include "common/stdvector.h"
 
+#if WITH_GENTOO_TEST
 #include <gtest/gtest_prod.h>
+#endif
 
 namespace synergy {
 
@@ -327,6 +329,7 @@
     //@}
 
 
+#if WITH_GENTOO_TEST
 private:
     FRIEND_TEST(KeyMapTests,
                 findBestKey_requiredDown_matchExactFirstItem);
@@ -341,6 +344,7 @@
     FRIEND_TEST(KeyMapTests,
                 findBestKey_onlyOneRequiredDown_matchTwoRequiredChangesItem);
     FRIEND_TEST(KeyMapTests, findBestKey_noRequiredDown_cannotMatch);
+#endif
 
 private:
     //! Ways to synthesize a key