diff --git a/scd/Makefile.am b/scd/Makefile.am
index c280b6db4..2e01303c4 100644
--- a/scd/Makefile.am
+++ b/scd/Makefile.am
@@ -27,6 +27,7 @@ LDFLAGS = @LDFLAGS@
 scdaemon_SOURCES = \
 	scdaemon.c scdaemon.h \
 	command.c card.c \
+	card-common.h \
 	card-p15.c card-dinsig.c