diff --git a/src/ebusd/Makefile.am b/src/ebusd/Makefile.am
index dddb149f..4fbff921 100644
--- a/src/ebusd/Makefile.am
+++ b/src/ebusd/Makefile.am
@@ -1,4 +1,4 @@
-AM_CXXFLAGS = -Wconversion -Wunused-parameter \
+AM_CXXFLAGS = -Wconversion -Wno-unused-parameter \
 	      -isystem$(top_srcdir)/src/lib/utils \
 	      -isystem$(top_srcdir)/src/lib/ebus \
 	      -DSYSCONFDIR=\"$(sysconfdir)\" \