diff --git a/ext/phar/tests/zip/bug48791.phpt b/ext/phar/tests/zip/bug48791.phpt
new file mode 100644
index 00000000000..45c527188b1
--- /dev/null
+++ b/ext/phar/tests/zip/bug48791.phpt
@@ -0,0 +1,15 @@
+--TEST--
+Phar: Bug #48791: open office documents always reported as corrupted by phar extension
+--SKIPIF--
+<?php if (!extension_loaded("phar")) die("skip"); ?>
+<?php if (!extension_loaded("spl")) die("skip SPL not available"); ?>
+<?php if (!extension_loaded("zlib")) die("skip zlib not available"); ?>
+--FILE--
+<?php
+echo file_get_contents('phar://' . dirname(__FILE__) . '/files/test.odt/content.xml'), "\n";
+?>
+===DONE===
+--EXPECT--
+<?xml version="1.0" encoding="UTF-8"?>
+<office:document-content xmlns:office="urn:oasis:names:tc:opendocument:xmlns:office:1.0" xmlns:style="urn:oasis:names:tc:opendocument:xmlns:style:1.0" xmlns:text="urn:oasis:names:tc:opendocument:xmlns:text:1.0" xmlns:table="urn:oasis:names:tc:opendocument:xmlns:table:1.0" xmlns:draw="urn:oasis:names:tc:opendocument:xmlns:drawing:1.0" xmlns:fo="urn:oasis:names:tc:opendocument:xmlns:xsl-fo-compatible:1.0" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:dc="http://purl.org/dc/elements/1.1/" xmlns:meta="urn:oasis:names:tc:opendocument:xmlns:meta:1.0" xmlns:number="urn:oasis:names:tc:opendocument:xmlns:datastyle:1.0" xmlns:svg="urn:oasis:names:tc:opendocument:xmlns:svg-compatible:1.0" xmlns:chart="urn:oasis:names:tc:opendocument:xmlns:chart:1.0" xmlns:dr3d="urn:oasis:names:tc:opendocument:xmlns:dr3d:1.0" xmlns:math="http://www.w3.org/1998/Math/MathML" xmlns:form="urn:oasis:names:tc:opendocument:xmlns:form:1.0" xmlns:script="urn:oasis:names:tc:opendocument:xmlns:script:1.0" xmlns:ooo="http://openoffice.org/2004/office" xmlns:ooow="http://openoffice.org/2004/writer" xmlns:oooc="http://openoffice.org/2004/calc" xmlns:dom="http://www.w3.org/2001/xml-events" xmlns:xforms="http://www.w3.org/2002/xforms" xmlns:xsd="http://www.w3.org/2001/XMLSchema" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:rpt="http://openoffice.org/2005/report" xmlns:of="urn:oasis:names:tc:opendocument:xmlns:of:1.2" xmlns:rdfa="http://docs.oasis-open.org/opendocument/meta/rdfa#" office:version="1.2"><office:scripts/><office:font-face-decls><style:font-face style:name="OpenSymbol" svg:font-family="OpenSymbol"/><style:font-face style:name="Tahoma1" svg:font-family="Tahoma"/><style:font-face style:name="Times New Roman" svg:font-family="&apos;Times New Roman&apos;" style:font-family-generic="roman" style:font-pitch="variable"/><style:font-face style:name="Arial" svg:font-family="Arial" style:font-family-generic="swiss" style:font-pitch="variable"/><style:font-face style:name="Arial Unicode MS" svg:font-family="&apos;Arial Unicode MS&apos;" style:font-family-generic="system" style:font-pitch="variable"/><style:font-face style:name="MS Mincho" svg:font-family="&apos;MS Mincho&apos;" style:font-family-generic="system" style:font-pitch="variable"/><style:font-face style:name="Tahoma" svg:font-family="Tahoma" style:font-family-generic="system" style:font-pitch="variable"/></office:font-face-decls><office:automatic-styles><style:style style:name="P1" style:family="paragraph" style:parent-style-name="Standard" style:list-style-name="L1"/><style:style style:name="T1" style:family="text"><style:text-properties style:font-name="Arial"/></style:style><text:list-style style:name="L1"><text:list-level-style-bullet text:level="1" text:style-name="Bullet_20_Symbols" style:num-suffix="." text:bullet-char="•"><style:list-level-properties text:list-level-position-and-space-mode="label-alignment"><style:list-level-label-alignment text:label-followed-by="listtab" text:list-tab-stop-position="1.27cm" fo:text-indent="-0.635cm" fo:margin-left="1.27cm"/></style:list-level-properties></text:list-level-style-bullet><text:list-level-style-bullet text:level="2" text:style-name="Bullet_20_Symbols" style:num-suffix="." text:bullet-char="◦"><style:list-level-properties text:list-level-position-and-space-mode="label-alignment"><style:list-level-label-alignment text:label-followed-by="listtab" text:list-tab-stop-position="1.905cm" fo:text-indent="-0.635cm" fo:margin-left="1.905cm"/></style:list-level-properties></text:list-level-style-bullet><text:list-level-style-bullet text:level="3" text:style-name="Bullet_20_Symbols" style:num-suffix="." text:bullet-char="▪"><style:list-level-properties text:list-level-position-and-space-mode="label-alignment"><style:list-level-label-alignment text:label-followed-by="listtab" text:list-tab-stop-position="2.54cm" fo:text-indent="-0.635cm" fo:margin-left="2.54cm"/></style:list-level-properties></text:list-level-style-bullet><text:list-level-style-bullet text:level="4" text:style-name="Bullet_20_Symbols" style:num-suffix="." text:bullet-char="•"><style:list-level-properties text:list-level-position-and-space-mode="label-alignment"><style:list-level-label-alignment text:label-followed-by="listtab" text:list-tab-stop-position="3.175cm" fo:text-indent="-0.635cm" fo:margin-left="3.175cm"/></style:list-level-properties></text:list-level-style-bullet><text:list-level-style-bullet text:level="5" text:style-name="Bullet_20_Symbols" style:num-suffix="." text:bullet-char="◦"><style:list-level-properties text:list-level-position-and-space-mode="label-alignment"><style:list-level-label-alignment text:label-followed-by="listtab" text:list-tab-stop-position="3.81cm" fo:text-indent="-0.635cm" fo:margin-left="3.81cm"/></style:list-level-properties></text:list-level-style-bullet><text:list-level-style-bullet text:level="6" text:style-name="Bullet_20_Symbols" style:num-suffix="." text:bullet-char="▪"><style:list-level-properties text:list-level-position-and-space-mode="label-alignment"><style:list-level-label-alignment text:label-followed-by="listtab" text:list-tab-stop-position="4.445cm" fo:text-indent="-0.635cm" fo:margin-left="4.445cm"/></style:list-level-properties></text:list-level-style-bullet><text:list-level-style-bullet text:level="7" text:style-name="Bullet_20_Symbols" style:num-suffix="." text:bullet-char="•"><style:list-level-properties text:list-level-position-and-space-mode="label-alignment"><style:list-level-label-alignment text:label-followed-by="listtab" text:list-tab-stop-position="5.08cm" fo:text-indent="-0.635cm" fo:margin-left="5.08cm"/></style:list-level-properties></text:list-level-style-bullet><text:list-level-style-bullet text:level="8" text:style-name="Bullet_20_Symbols" style:num-suffix="." text:bullet-char="◦"><style:list-level-properties text:list-level-position-and-space-mode="label-alignment"><style:list-level-label-alignment text:label-followed-by="listtab" text:list-tab-stop-position="5.715cm" fo:text-indent="-0.635cm" fo:margin-left="5.715cm"/></style:list-level-properties></text:list-level-style-bullet><text:list-level-style-bullet text:level="9" text:style-name="Bullet_20_Symbols" style:num-suffix="." text:bullet-char="▪"><style:list-level-properties text:list-level-position-and-space-mode="label-alignment"><style:list-level-label-alignment text:label-followed-by="listtab" text:list-tab-stop-position="6.35cm" fo:text-indent="-0.635cm" fo:margin-left="6.35cm"/></style:list-level-properties></text:list-level-style-bullet><text:list-level-style-bullet text:level="10" text:style-name="Bullet_20_Symbols" style:num-suffix="." text:bullet-char="•"><style:list-level-properties text:list-level-position-and-space-mode="label-alignment"><style:list-level-label-alignment text:label-followed-by="listtab" text:list-tab-stop-position="6.985cm" fo:text-indent="-0.635cm" fo:margin-left="6.985cm"/></style:list-level-properties></text:list-level-style-bullet></text:list-style></office:automatic-styles><office:body><office:text><text:sequence-decls><text:sequence-decl text:display-outline-level="0" text:name="Illustration"/><text:sequence-decl text:display-outline-level="0" text:name="Table"/><text:sequence-decl text:display-outline-level="0" text:name="Text"/><text:sequence-decl text:display-outline-level="0" text:name="Drawing"/></text:sequence-decls><text:h text:style-name="Heading_20_1" text:outline-level="1">Überschrift</text:h><text:list xml:id="list38593008" text:style-name="L1"><text:list-item><text:p text:style-name="P1"><text:span text:style-name="T1">Name:<text:tab/><text:tab/>$$n_fn$$</text:span></text:p></text:list-item><text:list-item><text:p text:style-name="P1"><text:span text:style-name="T1">Firma:<text:tab/><text:tab/>$$org_name$$</text:span></text:p></text:list-item><text:list-item><text:p text:style-name="P1"><text:span text:style-name="T1">Menge:<text:tab/>$$#menge$$</text:span></text:p></text:list-item></text:list></office:text></office:body></office:document-content>
+===DONE===
diff --git a/ext/phar/tests/zip/files/test.odt b/ext/phar/tests/zip/files/test.odt
new file mode 100644
index 00000000000..c5cefe58ec5
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