diff --git a/configure.ac b/configure.ac
index 72e62c4667..6c91ac3cc9 100755
--- a/configure.ac
+++ b/configure.ac
@@ -326,7 +326,7 @@ if test x"${enable_time_check}" != x"no" ; then
   fi
 fi
 
-if test x"${enable_systemd}" != x"no" ; then
+if test "${enable_systemd}" = "yes" ; then
   AC_DEFINE(HAVE_SYSTEMD,,Compile systemd support in)
   LIBS="$LIBS -lsystemd "
 fi
diff --git a/debian/rules b/debian/rules
index 7b284f60d5..b6cac7f8e4 100755
--- a/debian/rules
+++ b/debian/rules
@@ -66,7 +66,7 @@ override_dh_auto_configure:
 		--enable-werror \
 		--enable-gcc-rdynamic \
 		--with-libpam \
-		--enable-systemd \
+		--enable-systemd=yes \
 		--enable-dependency-tracking; \
 	fi
 	if ! diff -b -IHAVE_SNMP -IHAVE_NETSNMP -IUCD_COMPAT -IGETIFADDR debian/my/config.h.reference config.h; then \