diff --git a/autotests/src/vimode/emulatedcommandbar.cpp b/autotests/src/vimode/emulatedcommandbar.cpp
--- a/autotests/src/vimode/emulatedcommandbar.cpp
+++ b/autotests/src/vimode/emulatedcommandbar.cpp
@@ -1943,6 +1943,12 @@
   DoTest("foo\nbar\nxyz", ":%delete\\enter", "");
   DoTest("foo\nbar\nxyz\nbaz", "jVj:delete\\enter", "foo\nbaz");
   DoTest("foo\nbar\nxyz\nbaz", "j2:delete\\enter", "foo\nbaz");
+
+  // Test that 0 is accepted as a line index (and treated as 1) in a range specifier
+  DoTest("bar\nbar\nbar", ":0,$s/bar/foo/g\\enter", "foo\nfoo\nfoo");
+  DoTest("bar\nbar\nbar", ":1,$s/bar/foo/g\\enter", "foo\nfoo\nfoo");
+  DoTest("bar\nbar\nbar", ":0,2$s/bar/foo/g\\enter", "foo\nfoo\nbar");
+
   // On ctrl-d, delete the "search" term in a s/search/replace/xx
   BeginTest("foo bar");
   TestPressKey(":s/x\\\\\\\\\\\\/yz/rep\\\\\\\\\\\\/lace/g\\ctrl-d");
diff --git a/src/vimode/commandrangeexpressionparser.cpp b/src/vimode/commandrangeexpressionparser.cpp
--- a/src/vimode/commandrangeexpressionparser.cpp
+++ b/src/vimode/commandrangeexpressionparser.cpp
@@ -115,6 +115,11 @@
 
     commandTmp.remove(RE_CmdRange());
 
+    // Vi indexes lines starting from 1; however, it does accept 0 as a valid line index
+    // and treats it as 1
+    position1 = (position1 == 0) ? 1 : position1;
+    position2 = (position2 == 0) ? 1 : position2;
+
     // special case: if the command is just a number with an optional +/- prefix, rewrite to "goto"
     if (commandTmp.isEmpty()) {
         destTransformedCommand = QStringLiteral("goto %1").arg(position1);