diff --git a/src/qt/forms/intro.ui b/src/qt/forms/intro.ui
index 09e7bdb024..a8e657d9ae 100644
--- a/src/qt/forms/intro.ui
+++ b/src/qt/forms/intro.ui
@@ -56,7 +56,7 @@
    <item>
     <widget class="QLabel" name="sizeWarningLabel">
      <property name="text">
-      <string>Bitcoin Core will download and store a copy of the Bitcoin block chain. At least %1GB of data will be stored in this directory, and it will grow over time. The wallet will also be stored in this directory.</string>
+      <string>Bitcoin Core will download and store a copy of the Bitcoin blockchain. At least %1GB of data will be stored in this directory, and it will grow over time. The wallet will also be stored in this directory.</string>
      </property>
      <property name="wordWrap">
       <bool>true</bool>