diff --git a/Examples/test-suite/char_strings.i b/Examples/test-suite/char_strings.i
index cc59815b2..4308f85d8 100644
--- a/Examples/test-suite/char_strings.i
+++ b/Examples/test-suite/char_strings.i
@@ -9,7 +9,7 @@ below.
 %warnfilter(SWIGWARN_TYPEMAP_VARIN_UNDEF) global_char_array1;  // Unable to set variable of type char[]
 %warnfilter(SWIGWARN_TYPEMAP_CHARLEAK_MSG) global_const_char;  // Setting a const char * variable may leak memory.
 
-#ifdef SWIG_ALLEGRO_CL
+#if defined(SWIG_ALLEGRO_CL) || defined(SWIGSCILAB)
 %{
 #include <stdio.h>
 %}
diff --git a/Examples/test-suite/operator_overload.i b/Examples/test-suite/operator_overload.i
index 006662109..2260fcea0 100644
--- a/Examples/test-suite/operator_overload.i
+++ b/Examples/test-suite/operator_overload.i
@@ -73,7 +73,7 @@ see bottom for a set of possible tests
 %rename(OrOperator) operator ||;
 #endif
 
-#ifdef SWIG_ALLEGRO_CL
+#if defined(SWIG_ALLEGRO_CL) || defined(SWIGSCILAB)
 %{
 #include <stdio.h>
 %}
diff --git a/Examples/test-suite/varargs_overload.i b/Examples/test-suite/varargs_overload.i
index 1ba00ba65..c34c6227d 100644
--- a/Examples/test-suite/varargs_overload.i
+++ b/Examples/test-suite/varargs_overload.i
@@ -2,6 +2,12 @@
 // The default behavior is to simply ignore the varargs.
 %module varargs_overload
 
+#if defined(SWIGSCILAB)
+%{
+#include <stdio.h>
+%}
+#endif
+
 %inline %{
 const char *vararg_over1(const char *fmt, ...) {
   return fmt;