diff --git a/internal/lsp/source/rename.go b/internal/lsp/source/rename.go
index da7faf8f7d..70dfcfbc93 100644
--- a/internal/lsp/source/rename.go
+++ b/internal/lsp/source/rename.go
@@ -289,6 +289,38 @@ func (r *renamer) docComment(pkg Package, id *ast.Ident) *ast.CommentGroup {
 				return decl.Doc
 			}
 		case *ast.Ident:
+		case *ast.AssignStmt:
+			// *ast.AssignStmt doesn't have an associated comment group.
+			// So, we try to find a comment just before the identifier.
+
+			// Try to find a comment group only for short variable declarations (:=).
+			if decl.Tok != token.DEFINE {
+				return nil
+			}
+
+			var file *ast.File
+			for _, f := range pkg.GetSyntax() {
+				if f.Pos() <= id.Pos() && id.Pos() <= f.End() {
+					file = f
+					break
+				}
+			}
+			if file == nil {
+				return nil
+			}
+
+			identLine := r.fset.Position(id.Pos()).Line
+			for _, comment := range file.Comments {
+				if comment.Pos() > id.Pos() {
+					// Comment is after the identifier.
+					continue
+				}
+
+				lastCommentLine := r.fset.Position(comment.End()).Line
+				if lastCommentLine+1 == identLine {
+					return comment
+				}
+			}
 		default:
 			return nil
 		}
diff --git a/internal/lsp/testdata/rename/issue42134/1.go b/internal/lsp/testdata/rename/issue42134/1.go
new file mode 100644
index 0000000000..056f8476a2
--- /dev/null
+++ b/internal/lsp/testdata/rename/issue42134/1.go
@@ -0,0 +1,8 @@
+package issue42134
+
+func _() {
+	// foo computes things.
+	foo := func() {}
+
+	foo() //@rename("foo", "bar")
+}
diff --git a/internal/lsp/testdata/rename/issue42134/1.go.golden b/internal/lsp/testdata/rename/issue42134/1.go.golden
new file mode 100644
index 0000000000..266aeef4b6
--- /dev/null
+++ b/internal/lsp/testdata/rename/issue42134/1.go.golden
@@ -0,0 +1,10 @@
+-- bar-rename --
+package issue42134
+
+func _() {
+	// bar computes things.
+	bar := func() {}
+
+	bar() //@rename("foo", "bar")
+}
+
diff --git a/internal/lsp/testdata/rename/issue42134/2.go b/internal/lsp/testdata/rename/issue42134/2.go
new file mode 100644
index 0000000000..e9f639575c
--- /dev/null
+++ b/internal/lsp/testdata/rename/issue42134/2.go
@@ -0,0 +1,12 @@
+package issue42134
+
+import "fmt"
+
+func _() {
+	// minNumber is a min number.
+	// Second line.
+	minNumber := min(1, 2)
+	fmt.Println(minNumber) //@rename("minNumber", "res")
+}
+
+func min(a, b int) int { return a }
diff --git a/internal/lsp/testdata/rename/issue42134/2.go.golden b/internal/lsp/testdata/rename/issue42134/2.go.golden
new file mode 100644
index 0000000000..406a3833c4
--- /dev/null
+++ b/internal/lsp/testdata/rename/issue42134/2.go.golden
@@ -0,0 +1,14 @@
+-- res-rename --
+package issue42134
+
+import "fmt"
+
+func _() {
+	// res is a min number.
+	// Second line.
+	res := min(1, 2)
+	fmt.Println(res) //@rename("minNumber", "res")
+}
+
+func min(a, b int) int { return a }
+
diff --git a/internal/lsp/testdata/rename/issue42134/3.go b/internal/lsp/testdata/rename/issue42134/3.go
new file mode 100644
index 0000000000..7666f57d34
--- /dev/null
+++ b/internal/lsp/testdata/rename/issue42134/3.go
@@ -0,0 +1,11 @@
+package issue42134
+
+func _() {
+	/*
+	tests contains test cases
+	*/
+	tests := []struct { //@rename("tests", "testCases")
+		in, out string
+	}{}
+	_ = tests
+}
diff --git a/internal/lsp/testdata/rename/issue42134/3.go.golden b/internal/lsp/testdata/rename/issue42134/3.go.golden
new file mode 100644
index 0000000000..cdcae18089
--- /dev/null
+++ b/internal/lsp/testdata/rename/issue42134/3.go.golden
@@ -0,0 +1,13 @@
+-- testCases-rename --
+package issue42134
+
+func _() {
+	/*
+	testCases contains test cases
+	*/
+	testCases := []struct { //@rename("tests", "testCases")
+		in, out string
+	}{}
+	_ = testCases
+}
+
diff --git a/internal/lsp/testdata/rename/issue42134/4.go b/internal/lsp/testdata/rename/issue42134/4.go
new file mode 100644
index 0000000000..c953520bc9
--- /dev/null
+++ b/internal/lsp/testdata/rename/issue42134/4.go
@@ -0,0 +1,8 @@
+package issue42134
+
+func _() {
+	// a is equal to 5. Comment must stay the same
+
+	a := 5
+	_ = a //@rename("a", "b")
+}
diff --git a/internal/lsp/testdata/rename/issue42134/4.go.golden b/internal/lsp/testdata/rename/issue42134/4.go.golden
new file mode 100644
index 0000000000..2086cf74cf
--- /dev/null
+++ b/internal/lsp/testdata/rename/issue42134/4.go.golden
@@ -0,0 +1,10 @@
+-- b-rename --
+package issue42134
+
+func _() {
+	// a is equal to 5. Comment must stay the same
+
+	b := 5
+	_ = b //@rename("a", "b")
+}
+
diff --git a/internal/lsp/testdata/summary.txt.golden b/internal/lsp/testdata/summary.txt.golden
index ce4d7e4acf..edbb4fa568 100644
--- a/internal/lsp/testdata/summary.txt.golden
+++ b/internal/lsp/testdata/summary.txt.golden
@@ -19,7 +19,7 @@ DefinitionsCount = 95
 TypeDefinitionsCount = 18
 HighlightsCount = 69
 ReferencesCount = 25
-RenamesCount = 33
+RenamesCount = 37
 PrepareRenamesCount = 7
 SymbolsCount = 5
 WorkspaceSymbolsCount = 20