diff --git a/NEWS.md b/NEWS.md
index b76159e4..93b8d15c 100644
--- a/NEWS.md
+++ b/NEWS.md
@@ -2,7 +2,8 @@
 
 ### Bug fixes
 
-* Fixed a problem parsing expression referring to the same object (#293)
+* Fixed a problem parsing expression referring to the same object (#293).
+* Fixed a problem when a symbol appears alone inside an expression (#299).
 
 # teal.code 0.7.2
 
diff --git a/R/utils-get_code_dependency.R b/R/utils-get_code_dependency.R
index 27094cdb..f7f73882 100644
--- a/R/utils-get_code_dependency.R
+++ b/R/utils-get_code_dependency.R
@@ -398,7 +398,7 @@ extract_dependency <- function(parsed_code) {
   while (length(queue) > 0) {
     current <- queue[[1]]
     queue <- queue[-1]
-    if (identical(current[[1L]], as.name("{"))) {
+    if (typeof(current) == "language" && inherits(current, "{")) {
       queue <- append(queue, as.list(current)[-1L])
     } else {
       parsed_code <- parse(text = as.expression(current), keep.source = TRUE, encoding = "UTF-8")
diff --git a/tests/testthat/test-qenv_within.R b/tests/testthat/test-qenv_within.R
index 0df3a5ed..6081c078 100644
--- a/tests/testthat/test-qenv_within.R
+++ b/tests/testthat/test-qenv_within.R
@@ -166,3 +166,16 @@ test_that("Chinese characters are handled properly (issue 284)", {
 
   expect_equal(lengths(strsplit(get_code(q), split = "\n", fixed = TRUE)), 4L)
 })
+
+test_that("handles name expression inside if clause", {
+  expect_no_error(
+    within(qenv(), {
+      if (TRUE) {
+        table <- iris
+      }
+      if (TRUE) {
+        table
+      }
+    })
+  )
+})