diff --git a/src/main/parser.cpp b/src/main/parser.cpp
index 0a8aec26..386bbbc3 100644
--- a/src/main/parser.cpp
+++ b/src/main/parser.cpp
@@ -209,7 +209,7 @@ SyntaxNode* Parser::ParseStatement()
     case symexit:
         res = new ExitStatement();
         break;
-#if !defined(AMIGA) && !defined(TERMIOS) && !defined(WINDOWS)
+#if defined(AMIGA) || defined(TERMIOS) || defined(WINDOWS)
     case symclear:
         res = new ClearStatement();
         break;
diff --git a/src/main/statement/help.cpp b/src/main/statement/help.cpp
index f76568df..2f3397a2 100644
--- a/src/main/statement/help.cpp
+++ b/src/main/statement/help.cpp
@@ -90,7 +90,7 @@ char* HelpStatement::StatementHelp() const
     output->ClearBuffer();
 
     APPENDHELP(STATEMENTLINE)
-#if !defined(AMIGA) && !defined(TERMIOS) && !defined(WINDOWS)
+#if defined(AMIGA) || defined(TERMIOS) || defined(WINDOWS)
     APPENDHELP(STATEMENTCLEAR)
 #endif
     APPENDHELP(STATEMENTDEF)