diff --git a/sys/i386/isa/if_ze.c b/sys/i386/isa/if_ze.c
index 9f9951c8ffa9..5e76af794310 100644
--- a/sys/i386/isa/if_ze.c
+++ b/sys/i386/isa/if_ze.c
@@ -47,14 +47,14 @@
  */
 
 /*
- * $Id: if_ze.c,v 1.34 1996/12/13 21:28:24 wollman Exp $
+ * $Id: if_ze.c,v 1.35 1996/12/21 17:53:38 nate Exp $
  */
 
 /* XXX - Don't mix different PCCARD support code */
 #include "pcic.h"
 #include "crd.h"
 #if NCRD > 0 || NPCIC > 0
-#error Dedicated PCMCIA drivers and generic PCMCIA support can't be mixed
+#error "Dedicated PCMCIA drivers and generic PCMCIA support can't be mixed"
 #endif
 
 #include "ze.h"
diff --git a/sys/i386/isa/if_zp.c b/sys/i386/isa/if_zp.c
index d649bccb3092..63a43ae4390b 100644
--- a/sys/i386/isa/if_zp.c
+++ b/sys/i386/isa/if_zp.c
@@ -34,7 +34,7 @@
  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  *
  *	From: if_ep.c,v 1.9 1994/01/25 10:46:29 deraadt Exp $
- *	$Id: if_zp.c,v 1.28 1996/12/13 21:28:25 wollman Exp $
+ *	$Id: if_zp.c,v 1.29 1996/12/21 17:53:39 nate Exp $
  */
 /*-
  * TODO:
@@ -104,7 +104,7 @@
 #include "pcic.h"
 #include "crd.h"
 #if NCRD > 0 || NPCIC > 0
-#error Dedicated PCMCIA drivers and generic PCMCIA support can't be mixed
+#error "Dedicated PCMCIA drivers and generic PCMCIA support can't be mixed"
 #endif
 
 #include "zp.h"