diff --git a/src/assert.sh b/src/assert.sh
index 8fa00ef7..ba5f5dca 100755
--- a/src/assert.sh
+++ b/src/assert.sh
@@ -318,8 +318,9 @@ function assert_greater_or_equal_than() {
 
 function assert_line_count() {
   local expected="$1"
-  local input_str="$2"
-  local label="${3:-$(helper::normalize_test_function_name "${FUNCNAME[1]}")}"
+  local input_arr=("${@:2}")
+  local input_str
+  input_str=$(printf '%s\n' "${input_arr[@]}")
 
   if [ -z "$input_str" ]; then
     local actual=0
@@ -331,6 +332,9 @@ function assert_line_count() {
   fi
 
   if [[ "$expected" != "$actual" ]]; then
+    local label
+    label="$(helper::normalize_test_function_name "${FUNCNAME[1]}")"
+
     state::add_assertions_failed
     console_results::print_failed_test "${label}" "${input_str}"\
       "to contain number of lines equal to" "${expected}"\
diff --git a/src/main.sh b/src/main.sh
index be60cc9d..326a22f7 100644
--- a/src/main.sh
+++ b/src/main.sh
@@ -24,7 +24,7 @@ function main::exec_assert() {
     fi
   fi
 
-  "$assert_fn" "${args[@]}" "$assert_fn"
+  "$assert_fn" "${args[@]}"
 
   if [[ "$(state::get_tests_failed)" -gt 0 ]] || [[ "$(state::get_assertions_failed)" -gt 0 ]]; then
       exit 1
diff --git a/tests/acceptance/bashunit_direct_fn_call_test.sh b/tests/acceptance/bashunit_direct_fn_call_test.sh
index 744da99e..6962aa58 100644
--- a/tests/acceptance/bashunit_direct_fn_call_test.sh
+++ b/tests/acceptance/bashunit_direct_fn_call_test.sh
@@ -20,6 +20,15 @@ function test_bashunit_direct_fn_call_without_assert_prefix_passes() {
   assert_successful_code
 }
 
+function test_bashunit_assert_line_count() {
+  local actual="first line
+  \n
+four line"
+
+  ./bashunit -a line_count 4 "$actual"
+  assert_successful_code
+}
+
 function test_bashunit_direct_fn_call_failure() {
   local expected="foo"
   local actual="bar"
diff --git a/tests/acceptance/snapshots/bashunit_direct_fn_call_test_sh.test_bashunit_direct_fn_call_failure.snapshot b/tests/acceptance/snapshots/bashunit_direct_fn_call_test_sh.test_bashunit_direct_fn_call_failure.snapshot
index 31715ffc..bbbd30d6 100644
--- a/tests/acceptance/snapshots/bashunit_direct_fn_call_test_sh.test_bashunit_direct_fn_call_failure.snapshot
+++ b/tests/acceptance/snapshots/bashunit_direct_fn_call_test_sh.test_bashunit_direct_fn_call_failure.snapshot
@@ -1,3 +1,3 @@
-✗ Failed: assert_equals
+✗ Failed: Main::exec assert
     Expected 'foo'
     but got 'bar'