diff --git a/org.eclipse.photran.core.vpg/lexer/org/eclipse/photran/internal/core/lexer/preprocessor/fortran_include/PreprocessingFreeFormLexerPhase1.java b/org.eclipse.photran.core.vpg/lexer/org/eclipse/photran/internal/core/lexer/preprocessor/fortran_include/PreprocessingFreeFormLexerPhase1.java
index 00f8920..443416f 100644
--- a/org.eclipse.photran.core.vpg/lexer/org/eclipse/photran/internal/core/lexer/preprocessor/fortran_include/PreprocessingFreeFormLexerPhase1.java
+++ b/org.eclipse.photran.core.vpg/lexer/org/eclipse/photran/internal/core/lexer/preprocessor/fortran_include/PreprocessingFreeFormLexerPhase1.java
@@ -129,9 +129,4 @@
         charsToTrim = Math.max(charsToTrim, 0); // TODO: Why does this go negative?
         token.setWhiteBefore(whiteBefore.substring(charsToTrim));
     }
-
-    @Override public void yypushback(int number)
-    {
-        throw new UnsupportedOperationException();
-    }
 }