diff --git a/src/test/java/com/thealgorithms/conversions/OctalToHexadecimalTest.java b/src/test/java/com/thealgorithms/conversions/OctalToHexadecimalTest.java
new file mode 100644
index 00000000..347f0eb8
--- /dev/null
+++ b/src/test/java/com/thealgorithms/conversions/OctalToHexadecimalTest.java
@@ -0,0 +1,14 @@
+package com.thealgorithms.conversions;
+
+import static org.junit.jupiter.api.Assertions.*;
+
+import org.junit.jupiter.api.Test;
+
+public class OctalToHexadecimalTest {
+
+    @Test
+    public void testOctalToHexadecimal() {
+        assertEquals("1EA", OctalToHexadecimal.decimalToHex(OctalToHexadecimal.octToDec("752")));
+        assertEquals("15E", OctalToHexadecimal.decimalToHex(OctalToHexadecimal.octToDec("536")));
+    }
+}