diff --git a/src/cairo-error-private.h b/src/cairo-error-private.h
index 1ab57ddf8..d8cc7c004 100644
--- a/src/cairo-error-private.h
+++ b/src/cairo-error-private.h
@@ -112,10 +112,10 @@ enum _cairo_int_status {
 typedef enum _cairo_int_status cairo_int_status_t;
 
 #define _cairo_status_is_error(status) \
-    (status != CAIRO_STATUS_SUCCESS && status < CAIRO_STATUS_LAST_STATUS)
+    ((status) != CAIRO_STATUS_SUCCESS && (status) < CAIRO_STATUS_LAST_STATUS)
 
 #define _cairo_int_status_is_error(status) \
-    (status != CAIRO_INT_STATUS_SUCCESS && status < CAIRO_INT_STATUS_LAST_STATUS)
+    ((status) != CAIRO_INT_STATUS_SUCCESS && (status) < CAIRO_INT_STATUS_LAST_STATUS)
 
 cairo_private cairo_status_t
 _cairo_error (cairo_status_t status);