diff --git a/pcsx2-qt/GameList/GameListWidget.cpp b/pcsx2-qt/GameList/GameListWidget.cpp
index c83c14f1d6..948495234f 100644
--- a/pcsx2-qt/GameList/GameListWidget.cpp
+++ b/pcsx2-qt/GameList/GameListWidget.cpp
@@ -29,6 +29,7 @@ static const char* SUPPORTED_FORMATS_STRING = QT_TRANSLATE_NOOP(GameListWidget,
 	".mdf (Media Descriptor File)\n"
 	".chd (Compressed Hunks of Data)\n"
 	".cso (Compressed ISO)\n"
+	".zso (Compressed ISO)\n"
 	".gz (Gzip Compressed ISO)");
 
 static constexpr float MIN_SCALE = 0.1f;
diff --git a/pcsx2-qt/SetupWizardDialog.ui b/pcsx2-qt/SetupWizardDialog.ui
index 104e3e914e..0603118ebe 100644
--- a/pcsx2-qt/SetupWizardDialog.ui
+++ b/pcsx2-qt/SetupWizardDialog.ui
@@ -342,7 +342,7 @@
        <item>
         <widget class="QLabel" name="label_6">
          <property name="text">
-          <string>&lt;html&gt;&lt;head/&gt;&lt;body&gt;&lt;p&gt;PCSX2 will automatically scan and identify games from the selected directories below, and populate the game list.&lt;br&gt;These games should be dumped from discs you own. Guides for dumping discs can be found at &lt;a href=&quot;https://pcsx2.net/docs/usage/setup/#dumping-ps2-discs-via-imgburn&quot;&gt;pcsx2.net&lt;/a&gt;.&lt;/p&gt;&lt;p&gt;Supported formats for dumps include:&lt;/p&gt;&lt;p&gt;&lt;ul&gt;&lt;li&gt;.bin/.iso (ISO Disc Images)&lt;/li&gt;&lt;li&gt;.mdf (Media Descriptor File)&lt;/li&gt;&lt;li&gt;.chd (Compressed Hunks of Data)&lt;/li&gt;&lt;li&gt;.cso (Compressed ISO)&lt;/li&gt;&lt;li&gt;.gz (Gzip Compressed ISO)&lt;/li&gt;&lt;/ul&gt;&lt;/p&gt;&lt;/p&gt;&lt;/body&gt;&lt;/html&gt;</string>
+          <string>&lt;html&gt;&lt;head/&gt;&lt;body&gt;&lt;p&gt;PCSX2 will automatically scan and identify games from the selected directories below, and populate the game list.&lt;br&gt;These games should be dumped from discs you own. Guides for dumping discs can be found at &lt;a href=&quot;https://pcsx2.net/docs/usage/setup/#dumping-ps2-discs-via-imgburn&quot;&gt;pcsx2.net&lt;/a&gt;.&lt;/p&gt;&lt;p&gt;Supported formats for dumps include:&lt;/p&gt;&lt;p&gt;&lt;ul&gt;&lt;li&gt;.bin/.iso (ISO Disc Images)&lt;/li&gt;&lt;li&gt;.mdf (Media Descriptor File)&lt;/li&gt;&lt;li&gt;.chd (Compressed Hunks of Data)&lt;/li&gt;&lt;li&gt;.cso (Compressed ISO)&lt;/li&gt;&lt;li&gt;.zso (Compressed ISO)&lt;/li&gt;&lt;li&gt;.gz (Gzip Compressed ISO)&lt;/li&gt;&lt;/ul&gt;&lt;/p&gt;&lt;/p&gt;&lt;/body&gt;&lt;/html&gt;</string>
          </property>
          <property name="alignment">
           <set>Qt::AlignLeading|Qt::AlignLeft|Qt::AlignTop</set>