diff --git a/cde/programs/dtmail/MotifApp/Imakefile b/cde/programs/dtmail/MotifApp/Imakefile
index cdf849e73..67943696c 100644
--- a/cde/programs/dtmail/MotifApp/Imakefile
+++ b/cde/programs/dtmail/MotifApp/Imakefile
@@ -34,6 +34,11 @@ EXTRA_C++OPTIONS =     -xF +p +w $(SPRO_V3_OPTIONS)
 
 #endif /* SunArchitecture */
 
+#if defined(LinuxDistribution)
+CXXEXTRA_DEFINES = -fpermissive
+#endif
+
+
 HEADERS = 
 
 SRCS = \