diff --git a/share/colldef/el_GR.ISO8859-7.src b/share/colldef/el_GR.ISO8859-7.src
index c345b81595e0..11f52e3ab5d3 100644
--- a/share/colldef/el_GR.ISO8859-7.src
+++ b/share/colldef/el_GR.ISO8859-7.src
@@ -15,18 +15,18 @@ order \
 	:;\;;\<;=;>;?;<SE>;<Co>;<At>;\
 # capital
 	A;...;Z;\
-	<A%>;<A*>;<B*>;<G*>;<D*>;<E%>;<E*>;<Z*>;<Y%>;\
-	<Y*>;<H*>;<J*>;<I%>;<I*>;<K*>;<L*>;<M*>;<N*>;\
-	<C*>;<O%>;<O*>;<P*>;<R*>;<S*>;<T*>;<V*>;<U%>;\
-	<U*>;<F*>;<X*>;<Q*>;<W%>;<W*>;\
-#
-	[;\\;];<':>;_;<''>;`;\
+	(<A%>,<A*>);<B*>;<G*>;<D*>;(<E%>,<E*>);<Z*>;(<Y%>,\
+	<Y*>);<H*>;(<J*>,<I%>,<I*>);<K*>;<L*>;<M*>;<N*>;\
+	<C*>;(<O%>,<O*>);<P*>;<R*>;<S*>;<T*>;(<V*>,<U%>,\
+	<U*>);<F*>;<X*>;<Q*>;(<W%>,<W*>);\
 # small
 	a;...;z;\
-	<a%>;<a*>;<b*>;<g*>;<d*>;<e%>;<e*>;<z*>;<y%>;\
-	<y*>;<h*>;<i3>;<j*>;<i%>;<i*>;<k*>;<l*>;<m*>;\
-	<n*>;<c*>;<o%>;<p*>;<o*>;<r*>;<s*>;<*s>;<t*>;\
-	<u3>;<v*>;<u%>;<u*>;<f*>;<x*>;<q*>;<w%>;<w*>;\
+	(<a%>,<a*>);<b*>;<g*>;<d*>;(<e%>,<e*>);<z*>;(<y%>,\
+	<y*>);<h*>;(<i3>,<j*>,<i%>,<i*>);<k*>;<l*>;<m*>;\
+	<n*>;<c*>;(<o%>,<o*>);<p*>;<r*>;<s*>;<*s>;<t*>;\
+	(<u3>,<v*>,<u%>,<u*>);<f*>;<x*>;<q*>;(<w%>,<w*>);\
+#
+	[;\\;];<':>;_;<''>;`;\
 #
 	\{;<NO>;|;<BB>;\};~;<.M>;<DG>;<DT>;\
 # remains