1 files changed, 1 insertions, 0 deletions
diff --git a/common.mk b/common.mk
index 20b96bd4..1cb0743e 100644
--- a/common.mk
+++ b/common.mk
@@ -2,6 +2,7 @@
 # common flags used in openocd build
 AM_CPPFLAGS = -I$(top_srcdir)/src \
 			  -I$(top_builddir)/src \
+			  -I$(top_srcdir)/src/helper \
 			  -DPKGDATADIR=\"$(pkgdatadir)\" \
 			  -DPKGLIBDIR=\"$(pkglibdir)\"