diff --git a/code/logic/fossil/test/assume.h b/code/logic/fossil/test/assume.h
index a30bea53..12a38b33 100644
--- a/code/logic/fossil/test/assume.h
+++ b/code/logic/fossil/test/assume.h
@@ -2171,33 +2171,6 @@ extern "C" {
 #define ASSUME_ITS_LENGTH_EQUAL_WSTR(actual, expected_len) \
     FOSSIL_TEST_ASSUME(wcslen((actual)) == (expected_len), "Expected length of wide string " #actual " to be equal to " #expected_len)
 
-/**
- * @brief Assumes that the given byte strings are equal.
- *
- * @param actual The actual byte string.
- * @param expected The expected byte string.
- */
-#define ASSUME_ITS_EQUAL_BSTR(actual, expected) \
-    FOSSIL_TEST_ASSUME(strcmp((const char*)(actual), (const char*)(expected)) == 0, "Expected byte string " #actual " to be equal to " #expected)
-
-/**
- * @brief Assumes that the given byte strings are not equal.
- *
- * @param actual The actual byte string.
- * @param expected The expected byte string.
- */
-#define ASSUME_NOT_EQUAL_BSTR(actual, expected) \
-    FOSSIL_TEST_ASSUME(strcmp((const char*)(actual), (const char*)(expected)) != 0, "Expected byte string " #actual " to not be equal to " #expected)
-
-/**
- * @brief Assumes that the length of the given byte string is equal to the expected length.
- *
- * @param actual The actual byte string.
- * @param expected_len The expected length of the byte string.
- */
-#define ASSUME_ITS_LENGTH_EQUAL_BSTR(actual, expected_len) \
-    FOSSIL_TEST_ASSUME(strlen((const char*)(actual)) == (expected_len), "Expected length of byte string " #actual " to be equal to " #expected_len)
-
 /**
  * @brief Assumes that the given C strings are equal.
  *
diff --git a/code/tests/cases/test_tdd.c b/code/tests/cases/test_tdd.c
index 1baad2a7..d928eca0 100644
--- a/code/tests/cases/test_tdd.c
+++ b/code/tests/cases/test_tdd.c
@@ -685,17 +685,6 @@ FOSSIL_TEST_CASE(c_assume_run_of_wstr) {
     ASSUME_ITS_LENGTH_EQUAL_WSTR(str1, 5);
 } // end case
 
-FOSSIL_TEST_CASE(c_assume_run_of_bstr) {
-    const char *str1 = (const char *)"Hello";
-    const char *str2 = (const char *)"Hello";
-    const char *str3 = (const char *)"World";
-
-    // Test cases
-    ASSUME_ITS_EQUAL_BSTR(str1, str2);
-    ASSUME_NOT_EQUAL_BSTR(str1, str3);
-    ASSUME_ITS_LENGTH_EQUAL_BSTR(str1, 5);
-} // end case
-
 FOSSIL_TEST_CASE(c_assume_run_of_cstr) {
     const char *str1 = "Hello";
     const char *str2 = "Hello";
@@ -769,7 +758,6 @@ FOSSIL_TEST_GROUP(c_tdd_test_cases) {
     FOSSIL_TEST_ADD(c_tdd_suite, c_assume_run_of_within_range_cchar);
     FOSSIL_TEST_ADD(c_tdd_suite, c_assume_run_of_within_range_wchar);
     FOSSIL_TEST_ADD(c_tdd_suite, c_assume_run_of_wstr);
-    FOSSIL_TEST_ADD(c_tdd_suite, c_assume_run_of_bstr);
     FOSSIL_TEST_ADD(c_tdd_suite, c_assume_run_of_cstr);
 
     FOSSIL_TEST_REGISTER(c_tdd_suite);
diff --git a/code/tests/cases/test_tdd.cpp b/code/tests/cases/test_tdd.cpp
index 5a56d58a..b3a5bdf4 100644
--- a/code/tests/cases/test_tdd.cpp
+++ b/code/tests/cases/test_tdd.cpp
@@ -686,17 +686,6 @@ FOSSIL_TEST_CASE(cpp_assume_run_of_wstr) {
     ASSUME_ITS_LENGTH_EQUAL_WSTR(str1, 5);
 } // end case
 
-FOSSIL_TEST_CASE(cpp_assume_run_of_bstr) {
-    std::string str1 = "Hello";
-    std::string str2 = "Hello";
-    std::string str3 = "World";
-
-    // Test cases
-    ASSUME_ITS_EQUAL_BSTR(str1.c_str(), str2.c_str());
-    ASSUME_NOT_EQUAL_BSTR(str1.c_str(), str3.c_str());
-    ASSUME_ITS_LENGTH_EQUAL_BSTR(str1.c_str(), 5);
-} // end case
-
 FOSSIL_TEST_CASE(cpp_assume_run_of_cstr) {
     std::string str1 = "Hello";
     std::string str2 = "Hello";
@@ -770,7 +759,6 @@ FOSSIL_TEST_GROUP(cpp_tdd_test_cases) {
     FOSSIL_TEST_ADD(cpp_tdd_suite, cpp_assume_run_of_within_range_cchar);
     FOSSIL_TEST_ADD(cpp_tdd_suite, cpp_assume_run_of_within_range_wchar);
     FOSSIL_TEST_ADD(cpp_tdd_suite, cpp_assume_run_of_wstr);
-    FOSSIL_TEST_ADD(cpp_tdd_suite, cpp_assume_run_of_bstr);
     FOSSIL_TEST_ADD(cpp_tdd_suite, cpp_assume_run_of_cstr);
 
     FOSSIL_TEST_REGISTER(cpp_tdd_suite);