diff --git a/src/test/test_funktionen.c b/src/test/test_funktionen.c
index fc41a9b..6630381 100644
--- a/src/test/test_funktionen.c
+++ b/src/test/test_funktionen.c
@@ -172,4 +172,10 @@ void test_arcTangent(void) {
     TEST_ASSERT_EQUAL_FLOAT(0.785398, result);
     // Add more test cases for different inputs and expected outputs
 }
+
+void test_degreesToRadians(void) {
+    float result = degreesToRadians(90.0);
+    TEST_ASSERT_EQUAL_FLOAT(1.570796, result);
+    // Add more test cases for different inputs and expected outputs
+}
 #endif
\ No newline at end of file