1 files changed, 3 insertions, 1 deletions

diff --git a/src/main/Makefile.am b/src/main/Makefile.am
index 56ac9e9..32f28bd 100644
--- a/src/main/Makefile.am
+++ b/src/main/Makefile.am
@@ -3,11 +3,13 @@ SUBDIRS  = .
 
 AM_CPPFLAGS = -I$(top_srcdir)/src/include
 
+AM_CFLAGS = $(HIDDEN_VISIBILITY_CFLAGS)
+
 LIBS = \
  @LE_LIBINTL@ @LE_LIB_LIBS@
 
 if USE_COVERAGE
-  AM_CFLAGS = --coverage -O0
+  AM_CFLAGS += --coverage -O0
   XLIB = -lgcov
 endif