diff --git a/test/test_convert_time.c b/test/test_convert_time.c
index d17c855..99f4eca 100644
--- a/test/test_convert_time.c
+++ b/test/test_convert_time.c
@@ -37,3 +37,10 @@ void test_convert_time_mintohour(void){
     result = converter_min_to_hour(60.0);
     TEST_ASSERT_EQUAL_DOUBLE(expectedResult, result);
 }
+
+void test_convert_time_hourinsec(void){
+    double expectedResult = 3600.0;
+    double result;
+    result = converter_hour_in_sec(1.0);
+    TEST_ASSERT_EQUAL_DOUBLE(expectedResult, result);
+}