diff --git a/cpukit/libgnat/Makefile.am b/cpukit/libgnat/Makefile.am
index a30610e848..85414cb8cb 100644
--- a/cpukit/libgnat/Makefile.am
+++ b/cpukit/libgnat/Makefile.am
@@ -6,7 +6,7 @@ include $(top_srcdir)/automake/compile.am
 
 EXTRA_DIST=
 
-if HAS_PTHREADS
+if LIBGNAT
 AM_CPPFLAGS += -D__RTEMS_INSIDE__
 
 noinst_LIBRARIES = libgnat.a
diff --git a/cpukit/wrapup/Makefile.am b/cpukit/wrapup/Makefile.am
index ef6bb703cb..63eb07a191 100644
--- a/cpukit/wrapup/Makefile.am
+++ b/cpukit/wrapup/Makefile.am
@@ -21,7 +21,7 @@ if LIBPOSIX
 TMP_LIBS += ../posix/libposix.a
 endif
 
-if HAS_PTHREADS
+if LIBGNAT
 TMP_LIBS += ../libgnat/libgnat.a
 endif