diff --git a/lib/cpp/Makefile.am b/lib/cpp/Makefile.am
index 6fd15d2..2a1cca8 100755
--- a/lib/cpp/Makefile.am
+++ b/lib/cpp/Makefile.am
@@ -28,8 +28,12 @@
 SUBDIRS = .
 
 if WITH_TESTS
+# This file is needed by compiler with plugin, while test/Makefile.am needs compiler
+# So test directory is directly picked by top level Makefile.am for plugin build
+if !WITH_PLUGIN
 SUBDIRS += test
 endif
+endif
 
 pkgconfigdir = $(libdir)/pkgconfig