diff --git a/Polynomial/test/Polynomial/modular_gcd_utcf_pure_wang.cpp b/Polynomial/test/Polynomial/modular_gcd_utcf_pure_wang.cpp
index c69bd64b0ed..afde4c7fbbf 100644
--- a/Polynomial/test/Polynomial/modular_gcd_utcf_pure_wang.cpp
+++ b/Polynomial/test/Polynomial/modular_gcd_utcf_pure_wang.cpp
@@ -31,7 +31,9 @@
     compute the gcd of univariate polynomials with (nested) sqrt-extensions
 */
 
+#include <CGAL/Polynomial/modular_gcd_utcf_pure_wang.h>
 #define MY_FUNCTION_CALL modular_gcd_utcf_pure_wang
+
 #include <CGAL/Arithmetic_kernel.h>
 #include <CGAL/test_modular_gcd.h>
 
diff --git a/Polynomial/test/Polynomial/modular_gcd_utcf_with_wang.cpp b/Polynomial/test/Polynomial/modular_gcd_utcf_with_wang.cpp
index 1d822225e90..4dc1310540a 100644
--- a/Polynomial/test/Polynomial/modular_gcd_utcf_with_wang.cpp
+++ b/Polynomial/test/Polynomial/modular_gcd_utcf_with_wang.cpp
@@ -31,13 +31,13 @@
     the gcd of univariate polynomials with (nested) sqrt-extensions
 */
 
+#include <CGAL/Polynomial/modular_gcd_utcf_with_wang.h>
 #define MY_FUNCTION_CALL modular_gcd_utcf_with_wang
+
 #include <CGAL/Arithmetic_kernel.h>
 #include <CGAL/test_modular_gcd.h>
 
 int main(){
-    
-
   // Set wrong rounding mode to test modular arithmetic 
   CGAL::Protect_FPU_rounding<true> pfr(CGAL_FE_UPWARD);