diff --git a/src/common/cairo.cpp b/src/common/cairo.cpp
index 53f0a300c0..5b53e8d89c 100644
--- a/src/common/cairo.cpp
+++ b/src/common/cairo.cpp
@@ -398,7 +398,7 @@ bool wxCairoInit()
 // the following code will not make sense on OpenVMS : dynamically loading
 // of the cairo library is not possible, since on OpenVMS the library is
 // created as a static library.
-#if !( defined __WXGTK__ ) || defined( __VMS ) )
+#if !defined(__WXGTK__) || defined(__VMS)
 extern "C"
 {