diff --git a/basis/alien/prettyprint/prettyprint-tests.factor b/basis/alien/prettyprint/prettyprint-tests.factor
index 3a51471703..dd32172b58 100644
--- a/basis/alien/prettyprint/prettyprint-tests.factor
+++ b/basis/alien/prettyprint/prettyprint-tests.factor
@@ -9,7 +9,7 @@ FUNCTION: int function_test ( float x, int[4][FOO] y, char* z, ushort *w ) ;
 [ "USING: alien.c-types alien.syntax ;
 IN: alien.prettyprint.tests
 FUNCTION: int function_test
-    ( float x, int[4][FOO] y, char* z, ushort* w ) ;
+    ( float x, int[4][FOO] y, char* z, ushort* w ) ; inline
 " ] [
     [ \ function_test see ] with-string-writer
 ] unit-test
@@ -20,7 +20,7 @@ FUNCTION-ALIAS: function-test int function_test
 [ "USING: alien.c-types alien.syntax ;
 IN: alien.prettyprint.tests
 FUNCTION-ALIAS: function-test int function_test
-    ( float x, int[4][FOO] y, char* z, ushort* w ) ;
+    ( float x, int[4][FOO] y, char* z, ushort* w ) ; inline
 " ] [
     [ \ function-test see ] with-string-writer
 ] unit-test