diff --git a/prebuilt/common/lib/content-types.properties b/prebuilt/common/lib/content-types.properties
index 4217221..a8cdc00 100644
--- a/prebuilt/common/lib/content-types.properties
+++ b/prebuilt/common/lib/content-types.properties
@@ -5,4 +5,40 @@
 xlsm=application/vnd.ms-excel.sheet.macroenabled.12
 ppsm=application/vnd.ms-powerpoint.slideshow.macroenabled.12
 ppsx=application/vnd.openxmlformats-officedocument.presentationml.slideshow
-pptm=application/vnd.ms-powerpoint.presentation.macroenabled.12
\ No newline at end of file
+pptm=application/vnd.ms-powerpoint.presentation.macroenabled.12
+
+asm=text/x-asm
+cc=text/x-c
+conf=text/plain
+cpp=text/x-c
+css=text/css
+c=text/x-c
+cxx=text/x-c
+def=text/plain
+dic=text/x-c
+f77=text/x-fortran
+f90=text/x-fortran
+for=text/x-fortran
+f=text/x-fortran
+hh=text/x-c
+hpp=text/x-c
+h=text/x-c
+ics=text/calendar
+ifb=text/calendar
+in=text/plain
+jad=text/vnd.sun.j2me.app-descriptor
+java=text/x-java-source
+ksh=text/plain
+list=text/plain
+log=text/plain
+pas=text/x-pascal
+pl=text/plain
+properties=|
+prop=text/plain
+p=text/x-pascal
+py=text/x-python
+rc=text/plain
+sgml=text/sgml
+sgm=text/sgml
+s=text/x-asm
+vcs=text/x-vcalendar