diff --git a/src/template/.similar b/src/template/.similar
index 41bbbb6e2e6b7da0b42e1a00dbfcdbbb1c7da23c..8b6d18cf1658430d987fb888c3237e61d53c4bb4 100644
--- a/src/template/.similar
+++ b/src/template/.similar
@@ -17,6 +17,10 @@ i486-pc-linux-gnu=linux_i386
 i586-pc-linux-gnu=linux_i386
 i586-pc-sco3.2v=sco
 i686-pc-linux-gnu=linux_i386
+i386-pc-cygwin=cygwin32
+i486-pc-cygwin=cygwin32
+i586-pc-cygwin=cygwin32
+i686-pc-cygwin=cygwin32
 mips-sgi-irix=irix5
 powerpc-ibm-aix3.2.5=aix_325
 powerpc-ibm-aix4.1=aix_41