diff --git a/tests/src/fsfw_tests/unit/globalfunctions/testDleEncoder.cpp b/tests/src/fsfw_tests/unit/globalfunctions/testDleEncoder.cpp
index b484e7cb..01ac3568 100644
--- a/tests/src/fsfw_tests/unit/globalfunctions/testDleEncoder.cpp
+++ b/tests/src/fsfw_tests/unit/globalfunctions/testDleEncoder.cpp
@@ -54,6 +54,13 @@ TEST_CASE("DleEncoder" , "[DleEncoder]") {
             REQUIRE(buffer[idx] == expected[idx]);
         }
         REQUIRE(encodedLen == expected.size());
+
+        result = dleEncoder.encode(TEST_ARRAY_3.data(), TEST_ARRAY_3.size(),
+                buffer.data(), 0, &encodedLen);
+        REQUIRE(result == DleEncoder::STREAM_TOO_SHORT);
+        result = dleEncoder.encode(TEST_ARRAY_1.data(), TEST_ARRAY_1.size(),
+                buffer.data(), 4, &encodedLen);
+        REQUIRE(result == DleEncoder::STREAM_TOO_SHORT);
     }
 
     SECTION("Decoding") {