diff --git a/tests/suites/main_test.function b/tests/suites/main_test.function
index 1390f9f..bf65bda 100644
--- a/tests/suites/main_test.function
+++ b/tests/suites/main_test.function
@@ -281,7 +281,7 @@
 #if defined(MBEDTLS_MEMORY_BUFFER_ALLOC_C) && \
     !defined(TEST_SUITE_MEMORY_BUFFER_ALLOC)
     unsigned char alloc_buf[1000000];
-#endif 
+#endif
     /* Platform setup should be called in the beginning */
     ret = platform_setup();
     if( ret != 0 )