diff --git a/cde/lib/tt/bin/tt_type_comp/Imakefile b/cde/lib/tt/bin/tt_type_comp/Imakefile
index 82ce6b83c..b43d8562c 100644
--- a/cde/lib/tt/bin/tt_type_comp/Imakefile
+++ b/cde/lib/tt/bin/tt_type_comp/Imakefile
@@ -19,6 +19,10 @@ SYS_LIBRARIES   =
 EXTRA_LIBRARIES = TtClientExtraLibs
 #endif
 
+#if defined(LinuxDistribution)
+CXXEXTRA_DEFINES = -fpermissive
+#endif
+
 SRCS =	mp_type_comp.C        mp_types_table.C \
 	frozen.mp_types_lex.C frozen.mp_types_gram.C