diff --git a/extra/icu/PKGBUILD b/core/icu/PKGBUILD
similarity index 57%
rename from extra/icu/PKGBUILD
rename to core/icu/PKGBUILD
index de93ecd5a..fc86d0b8a 100644
--- a/extra/icu/PKGBUILD
+++ b/core/icu/PKGBUILD
@@ -6,26 +6,35 @@
 #  - patch to fix icudata library linking on ARM
 
 pkgname=icu
-pkgver=57.1
-pkgrel=1
+pkgver=58.1
+pkgrel=2
 pkgdesc="International Components for Unicode library"
 arch=(i686 x86_64)
 url="http://www.icu-project.org/"
 license=('custom:icu')
 depends=('gcc-libs>=4.7.1-5' 'sh')
 #makedepends=('clang')
+# no https available
 source=(#http://download.icu-project.org/files/${pkgname}4c/${pkgver}/${pkgname}4c-${pkgver/./_}-src.tgz
-	    http://download.icu-project.org/files/${pkgname}4c/${pkgver}/${pkgname}4c-${pkgver//./_}-src.tgz
-	    icu.8198.revert.icu5431.patch
-            icudata-stdlibs.patch)
-md5sums=('976734806026a4ef8bdd17937c8898b9'
-         'ebd5470fc969c75e52baf4af94a9ee82'
+	http://download.icu-project.org/files/${pkgname}4c/${pkgver}/${pkgname}4c-${pkgver//./_}-src.tgz
+	icu-58.1-iterator-reset.patch
+	icudata-stdlibs.patch)
+#	icu.8198.revert.icu5431.patch)
+# upstream offers md5sum checks, only asc file for md5sum check
+md5sums=('1901302aaff1c1633ef81862663d2917'
+         '8c09ae284967def053e9579d64d0f83c'
          '4e5202245fce364490334bd66b5edabc')
+#         'ebd5470fc969c75e52baf4af94a9ee82')
 
 prepare() {
   cd icu/source
-  # fix Malayalam encoding https://bugzilla.redhat.com/show_bug.cgi?id=654200
-  patch -Rp3 -i ${srcdir}/icu.8198.revert.icu5431.patch
+
+# that file is no more present in current release, asume the bug to be fixed.
+#  # fix Malayalam encoding https://bugzilla.redhat.com/show_bug.cgi?id=654200
+#  patch -Rp3 -i ${srcdir}/icu.8198.revert.icu5431.patch
+
+  # http://bugs.icu-project.org/trac/ticket/12827
+  patch -Np4 -i ${srcdir}/icu-58.1-iterator-reset.patch
   patch -p2 -i ${srcdir}/icudata-stdlibs.patch
 }
 
diff --git a/core/icu/icu-58.1-iterator-reset.patch b/core/icu/icu-58.1-iterator-reset.patch
new file mode 100644
index 000000000..d2316eb8c
--- /dev/null
+++ b/core/icu/icu-58.1-iterator-reset.patch
@@ -0,0 +1,124 @@
+Index: /icu/trunk/source/common/ulist.c
+===================================================================
+--- /icu/trunk/source/common/ulist.c	(revision 39483)
++++ /icu/trunk/source/common/ulist.c	(revision 39484)
+@@ -30,5 +30,4 @@
+     
+     int32_t size;
+-    int32_t currentIndex;
+ };
+ 
+@@ -52,5 +51,4 @@
+     newList->tail = NULL;
+     newList->size = 0;
+-    newList->currentIndex = -1;
+     
+     return newList;
+@@ -81,6 +79,7 @@
+         p->next->previous = p->previous;
+     }
+-    list->curr = NULL;
+-    list->currentIndex = 0;
++    if (p == list->curr) {
++        list->curr = p->next;
++    }
+     --list->size;
+     if (p->forceDelete) {
+@@ -151,5 +150,4 @@
+         list->head->previous = newItem;
+         list->head = newItem;
+-        list->currentIndex++;
+     }
+     
+@@ -194,5 +192,4 @@
+     curr = list->curr;
+     list->curr = curr->next;
+-    list->currentIndex++;
+     
+     return curr->data;
+@@ -210,5 +207,4 @@
+     if (list != NULL) {
+         list->curr = list->head;
+-        list->currentIndex = 0;
+     }
+ }
+@@ -273,3 +269,2 @@
+     return (UList *)(en->context);
+ }
+-
+Index: /icu/trunk/source/i18n/ucol_res.cpp
+===================================================================
+--- /icu/trunk/source/i18n/ucol_res.cpp	(revision 39483)
++++ /icu/trunk/source/i18n/ucol_res.cpp	(revision 39484)
+@@ -681,4 +681,5 @@
+     }
+     memcpy(en, &defaultKeywordValues, sizeof(UEnumeration));
++    ulist_resetList(sink.values);  // Initialize the iterator.
+     en->context = sink.values;
+     sink.values = NULL;  // Avoid deletion in the sink destructor.
+Index: /icu/trunk/source/test/intltest/apicoll.cpp
+===================================================================
+--- /icu/trunk/source/test/intltest/apicoll.cpp	(revision 39483)
++++ /icu/trunk/source/test/intltest/apicoll.cpp	(revision 39484)
+@@ -82,14 +82,7 @@
+     col = Collator::createInstance(Locale::getEnglish(), success);
+     if (U_FAILURE(success)){
+-        errcheckln(success, "Default Collator creation failed. - %s", u_errorName(success));
+-        return;
+-    }
+-
+-    StringEnumeration* kwEnum = col->getKeywordValuesForLocale("", Locale::getEnglish(),true,success);
+-    if (U_FAILURE(success)){
+-        errcheckln(success, "Get Keyword Values for Locale failed. - %s", u_errorName(success));
+-        return;
+-    }
+-    delete kwEnum;
++        errcheckln(success, "English Collator creation failed. - %s", u_errorName(success));
++        return;
++    }
+ 
+     col->getVersion(versionArray);
+@@ -230,4 +223,27 @@
+     delete aFrCol;
+     delete junk;
++}
++
++void CollationAPITest::TestKeywordValues() {
++    IcuTestErrorCode errorCode(*this, "TestKeywordValues");
++    LocalPointer<Collator> col(Collator::createInstance(Locale::getEnglish(), errorCode));
++    if (errorCode.logIfFailureAndReset("English Collator creation failed")) {
++        return;
++    }
++
++    LocalPointer<StringEnumeration> kwEnum(
++        col->getKeywordValuesForLocale("collation", Locale::getEnglish(), TRUE, errorCode));
++    if (errorCode.logIfFailureAndReset("Get Keyword Values for English Collator failed")) {
++        return;
++    }
++    assertTrue("expect at least one collation tailoring for English", kwEnum->count(errorCode) > 0);
++    const char *kw;
++    UBool hasStandard = FALSE;
++    while ((kw = kwEnum->next(NULL, errorCode)) != NULL) {
++        if (strcmp(kw, "standard") == 0) {
++            hasStandard = TRUE;
++        }
++    }
++    assertTrue("expect at least the 'standard' collation tailoring for English", hasStandard);
+ }
+ 
+@@ -2467,4 +2483,5 @@
+     TESTCASE_AUTO_BEGIN;
+     TESTCASE_AUTO(TestProperty);
++    TESTCASE_AUTO(TestKeywordValues);
+     TESTCASE_AUTO(TestOperators);
+     TESTCASE_AUTO(TestDuplicate);
+Index: /icu/trunk/source/test/intltest/apicoll.h
+===================================================================
+--- /icu/trunk/source/test/intltest/apicoll.h	(revision 39483)
++++ /icu/trunk/source/test/intltest/apicoll.h	(revision 39484)
+@@ -36,4 +36,5 @@
+      */
+     void TestProperty(/* char* par */);
++    void TestKeywordValues();
+ 
+     /**
diff --git a/extra/icu/icu.8198.revert.icu5431.patch b/core/icu/icu.8198.revert.icu5431.patch
similarity index 100%
rename from extra/icu/icu.8198.revert.icu5431.patch
rename to core/icu/icu.8198.revert.icu5431.patch
diff --git a/extra/icu/icudata-stdlibs.patch b/core/icu/icudata-stdlibs.patch
similarity index 100%
rename from extra/icu/icudata-stdlibs.patch
rename to core/icu/icudata-stdlibs.patch