diff --git a/tests/CMakeLists.txt b/tests/CMakeLists.txt
index dcc5de0..776d955 100644
--- a/tests/CMakeLists.txt
+++ b/tests/CMakeLists.txt
@@ -26,7 +26,7 @@
     WORKING_DIRECTORY
         ${CMAKE_CURRENT_SOURCE_DIR}/..
     OUTPUT_VARIABLE
-        bignum_generated_data_files)
+        base_bignum_generated_data_files)
 
 execute_process(
     COMMAND
@@ -37,32 +37,44 @@
     WORKING_DIRECTORY
         ${CMAKE_CURRENT_SOURCE_DIR}/..
     OUTPUT_VARIABLE
-        psa_generated_data_files)
+        base_psa_generated_data_files)
 
 # Derive generated file paths in the build directory
-set(base_generated_data_files ${bignum_generated_data_files} ${psa_generated_data_files})
-set(generated_data_files "")
-foreach(file ${base_generated_data_files})
-    list(APPEND generated_data_files ${CMAKE_CURRENT_BINARY_DIR}/${file})
+set(base_generated_data_files ${base_bignum_generated_data_files} ${base_psa_generated_data_files})
+set(bignum_generated_data_files "")
+set(psa_generated_data_files "")
+foreach(file ${base_bignum_generated_data_files})
+    list(APPEND bignum_generated_data_files ${CMAKE_CURRENT_BINARY_DIR}/${file})
+endforeach()
+foreach(file ${base_psa_generated_data_files})
+    list(APPEND psa_generated_data_files ${CMAKE_CURRENT_BINARY_DIR}/${file})
 endforeach()
 
 if(GEN_FILES)
     add_custom_command(
         OUTPUT
-            ${generated_data_files}
+            ${bignum_generated_data_files}
+        WORKING_DIRECTORY
+            ${CMAKE_CURRENT_SOURCE_DIR}/..
+        COMMAND
+            ${MBEDTLS_PYTHON_EXECUTABLE}
+            ${CMAKE_CURRENT_SOURCE_DIR}/../tests/scripts/generate_bignum_tests.py
+            --directory ${CMAKE_CURRENT_BINARY_DIR}/suites
+        DEPENDS
+            ${CMAKE_CURRENT_SOURCE_DIR}/../tests/scripts/generate_bignum_tests.py
+            ${CMAKE_CURRENT_SOURCE_DIR}/../scripts/mbedtls_dev/test_case.py
+    )
+    add_custom_command(
+        OUTPUT
+            ${psa_generated_data_files}
         WORKING_DIRECTORY
             ${CMAKE_CURRENT_SOURCE_DIR}/..
         COMMAND
             ${MBEDTLS_PYTHON_EXECUTABLE}
             ${CMAKE_CURRENT_SOURCE_DIR}/../tests/scripts/generate_psa_tests.py
             --directory ${CMAKE_CURRENT_BINARY_DIR}/suites
-        COMMAND
-            ${MBEDTLS_PYTHON_EXECUTABLE}
-            ${CMAKE_CURRENT_SOURCE_DIR}/../tests/scripts/generate_bignum_tests.py
-            --directory ${CMAKE_CURRENT_BINARY_DIR}/suites
         DEPENDS
             ${CMAKE_CURRENT_SOURCE_DIR}/../tests/scripts/generate_psa_tests.py
-            ${CMAKE_CURRENT_SOURCE_DIR}/../tests/scripts/generate_bignum_tests.py
             ${CMAKE_CURRENT_SOURCE_DIR}/../scripts/mbedtls_dev/crypto_knowledge.py
             ${CMAKE_CURRENT_SOURCE_DIR}/../scripts/mbedtls_dev/macro_collector.py
             ${CMAKE_CURRENT_SOURCE_DIR}/../scripts/mbedtls_dev/psa_storage.py
@@ -82,7 +94,8 @@
 # they can cause race conditions in parallel builds.
 # With this line, only 4 sub-makefiles include the above command, that reduces
 # the risk of a race.
-add_custom_target(test_suite_generated_data DEPENDS ${generated_data_files})
+add_custom_target(test_suite_bignum_generated_data DEPENDS ${bignum_generated_data_files})
+add_custom_target(test_suite_psa_generated_data DEPENDS ${psa_generated_data_files})
 # Test suites caught by SKIP_TEST_SUITES are built but not executed.
 # "foo" as a skip pattern skips "test_suite_foo" and "test_suite_foo.bar"
 # but not "test_suite_foobar".
@@ -99,23 +112,39 @@
 
     # Get the test names of the tests with generated .data files
     # from the generated_data_files list in parent scope.
-    set(generated_data_names "")
-    foreach(generated_data_file ${generated_data_files})
+    set(bignum_generated_data_names "")
+    set(psa_generated_data_names "")
+    foreach(generated_data_file ${bignum_generated_data_files})
         # Get the plain filename
         get_filename_component(generated_data_name ${generated_data_file} NAME)
         # Remove the ".data" extension
         get_name_without_last_ext(generated_data_name ${generated_data_name})
         # Remove leading "test_suite_"
         string(SUBSTRING ${generated_data_name} 11 -1 generated_data_name)
-        list(APPEND generated_data_names ${generated_data_name})
+        list(APPEND bignum_generated_data_names ${generated_data_name})
+    endforeach()
+    foreach(generated_data_file ${psa_generated_data_files})
+        # Get the plain filename
+        get_filename_component(generated_data_name ${generated_data_file} NAME)
+        # Remove the ".data" extension
+        get_name_without_last_ext(generated_data_name ${generated_data_name})
+        # Remove leading "test_suite_"
+        string(SUBSTRING ${generated_data_name} 11 -1 generated_data_name)
+        list(APPEND psa_generated_data_names ${generated_data_name})
     endforeach()
 
-    if(";${generated_data_names};" MATCHES ";${data_name};")
+    if(";${bignum_generated_data_names};" MATCHES ";${data_name};")
         set(data_file
             ${CMAKE_CURRENT_BINARY_DIR}/suites/test_suite_${data_name}.data)
+        set(dependency test_suite_bignum_generated_data)
+    elseif(";${psa_generated_data_names};" MATCHES ";${data_name};")
+        set(data_file
+            ${CMAKE_CURRENT_BINARY_DIR}/suites/test_suite_${data_name}.data)
+        set(dependency test_suite_psa_generated_data)
     else()
         set(data_file
             ${CMAKE_CURRENT_SOURCE_DIR}/suites/test_suite_${data_name}.data)
+        set(dependency test_suite_bignum_generated_data test_suite_psa_generated_data)
     endif()
 
     add_custom_command(
@@ -146,7 +175,7 @@
     )
 
     add_executable(test_suite_${data_name} test_suite_${data_name}.c $<TARGET_OBJECTS:mbedtls_test>)
-    add_dependencies(test_suite_${data_name} test_suite_generated_data)
+    add_dependencies(test_suite_${data_name} ${dependency})
     target_link_libraries(test_suite_${data_name} ${libs})
     # Include test-specific header files from ./include and private header
     # files (used by some invasive tests) from ../library. Public header