diff --git a/crates/ide-completion/src/context.rs b/crates/ide-completion/src/context.rs
index 4dc4d212e60..7dc29c3d5ac 100644
--- a/crates/ide-completion/src/context.rs
+++ b/crates/ide-completion/src/context.rs
@@ -387,8 +387,7 @@ pub(crate) struct CompletionContext<'a> {
 impl<'a> CompletionContext<'a> {
     /// The range of the identifier that is being completed.
     pub(crate) fn source_range(&self) -> TextRange {
-        // check kind of macro-expanded token, but use range of original token
-        let kind = self.token.kind();
+        let kind = self.original_token.kind();
         match kind {
             CHAR => {
                 // assume we are completing a lifetime but the user has only typed the '
diff --git a/crates/ide-completion/src/render/macro_.rs b/crates/ide-completion/src/render/macro_.rs
index ffcad1185aa..44e88607633 100644
--- a/crates/ide-completion/src/render/macro_.rs
+++ b/crates/ide-completion/src/render/macro_.rs
@@ -264,6 +264,65 @@ macro_rules! foo {
 fn main() {
     foo!($0)
 }
+"#,
+        );
+    }
+
+    #[test]
+    fn complete_missing_macro_arg() {
+        // Regression test for https://github.com/rust-lang/rust-analyzer/issues/14246
+        check_edit(
+            "BAR",
+            r#"
+macro_rules! foo {
+    ($val:ident,  $val2: ident) => {
+        $val $val2
+    };
+}
+
+const BAR: u32 = 9;
+fn main() {
+    foo!(BAR, $0)
+}
+"#,
+            r#"
+macro_rules! foo {
+    ($val:ident,  $val2: ident) => {
+        $val $val2
+    };
+}
+
+const BAR: u32 = 9;
+fn main() {
+    foo!(BAR, BAR)
+}
+"#,
+        );
+        check_edit(
+            "BAR",
+            r#"
+macro_rules! foo {
+    ($val:ident,  $val2: ident) => {
+        $val $val2
+    };
+}
+
+const BAR: u32 = 9;
+fn main() {
+    foo!($0)
+}
+"#,
+            r#"
+macro_rules! foo {
+    ($val:ident,  $val2: ident) => {
+        $val $val2
+    };
+}
+
+const BAR: u32 = 9;
+fn main() {
+    foo!(BAR)
+}
 "#,
         );
     }