diff --git a/com.oracle.truffle.r.runtime/src/com/oracle/truffle/r/runtime/RRuntime.java b/com.oracle.truffle.r.runtime/src/com/oracle/truffle/r/runtime/RRuntime.java
index 267fdbba3c02a089800690063da0a5f87a468022..b1bc38b64be0efeffb3e466b46e68d2618ff880c 100644
--- a/com.oracle.truffle.r.runtime/src/com/oracle/truffle/r/runtime/RRuntime.java
+++ b/com.oracle.truffle.r.runtime/src/com/oracle/truffle/r/runtime/RRuntime.java
@@ -356,11 +356,6 @@ public class RRuntime {
         return rawStringCache[raw2int(operand)];
     }
 
-    @TruffleBoundary
-    public static String rawToString(byte operand) {
-        return intToString(raw2int(operand));
-    }
-
     // conversions from string
 
     @TruffleBoundary