diff --git a/evolution-data-server-3.29.1-icu61_1.patch b/evolution-data-server-3.29.1-icu61_1.patch
new file mode 100644
index 0000000..cf9b043
--- /dev/null
+++ b/evolution-data-server-3.29.1-icu61_1.patch
@@ -0,0 +1,31 @@
+From 4d53769b4b4c2753f4e7d0a956c6876d6792129a Mon Sep 17 00:00:00 2001
+From: Hussam Al-Tayeb <me@hussam.eu.org>
+Date: Mon, 16 Apr 2018 13:38:33 +0200
+Subject: Bug 795295 - Fails to compile after icu 61.1 upgrade
+ (icu::UnicodeString)
+
+
+diff --git a/src/libedataserver/e-alphabet-index-private.cpp b/src/libedataserver/e-alphabet-index-private.cpp
+index d3e44f488..a789f4409 100644
+--- a/src/libedataserver/e-alphabet-index-private.cpp
++++ b/src/libedataserver/e-alphabet-index-private.cpp
+@@ -36,6 +36,7 @@
+ 
+ using icu::AlphabeticIndex;
+ using icu::Locale;
++using icu::UnicodeString;
+ 
+ struct _EAlphabetIndex {
+ 	AlphabeticIndex *priv;
+diff --git a/src/libedataserver/e-transliterator-private.cpp b/src/libedataserver/e-transliterator-private.cpp
+index bb15593d5..6f1d89c8d 100644
+--- a/src/libedataserver/e-transliterator-private.cpp
++++ b/src/libedataserver/e-transliterator-private.cpp
+@@ -35,6 +35,7 @@
+ #include <unicode/translit.h>
+ 
+ using icu::Transliterator;
++using icu::UnicodeString;
+ 
+ struct _ETransliterator {
+ 	Transliterator *priv;
diff --git a/evolution-data-server.spec b/evolution-data-server.spec
index a77f4c1..cc02b2d 100644
--- a/evolution-data-server.spec
+++ b/evolution-data-server.spec
@@ -52,6 +52,8 @@ Obsoletes: compat-evolution-data-server310-libcamel < 3.12
 
 ### Patches ###
 
+Patch01: evolution-data-server-3.29.1-icu61_1.patch
+
 ### Dependencies ###
 
 Requires: dconf
@@ -169,6 +171,7 @@ the functionality of the installed %{name} package.
 
 %prep
 %setup -q
+%patch01 -p1 -b .icu61_1
 
 %build