diff --git a/tests/suites/main_test.function b/tests/suites/main_test.function
index 6a87e80..e016865 100644
--- a/tests/suites/main_test.function
+++ b/tests/suites/main_test.function
@@ -24,7 +24,6 @@
 #endif
 
 #include "mbedtls/build_info.h"
-#include "common.h"
 
 /* Test code may use deprecated identifiers only if the preprocessor symbol
  * MBEDTLS_TEST_DEPRECATED is defined. When building tests, set
@@ -239,6 +238,7 @@
 int main( int argc, const char *argv[] )
 {
 #if defined(MBEDTLS_TEST_HOOKS)
+    extern void (*mbedtls_test_hook_test_fail)( const char * test, int line, const char * file );
     mbedtls_test_hook_test_fail = &mbedtls_test_fail;
 #if defined(MBEDTLS_ERROR_C)
     mbedtls_test_hook_error_add = &mbedtls_test_err_add_check;