diff --git a/include/base/cef_logging.h b/include/base/cef_logging.h
index 3e9292f1e..914855ef5 100644
--- a/include/base/cef_logging.h
+++ b/include/base/cef_logging.h
@@ -141,6 +141,14 @@
 // This can happen in cases where Chromium code is used directly by the
 // client application. When using Chromium code directly always include
 // the Chromium header first to avoid type conflicts.
+
+// Always define the DCHECK_IS_ON macro which is used from other CEF headers.
+#if defined(NDEBUG) && !defined(DCHECK_ALWAYS_ON)
+#define DCHECK_IS_ON() 0
+#else
+#define DCHECK_IS_ON() 1
+#endif
+
 #elif defined(BUILDING_CEF_SHARED)
 // When building CEF include the Chromium header directly.
 #include "base/logging.h"