diff --git a/src/text.cpp b/src/text.cpp
index 7fd2e869a..993a7342d 100644
--- a/src/text.cpp
+++ b/src/text.cpp
@@ -524,28 +524,6 @@ bool isPunctuation (char c)
   return ispunct (c);
 }
 
-////////////////////////////////////////////////////////////////////////////////
-std::string visible (char input)
-{
-  // Sanitize 'message'.
-  char stringized[2] = {0};
-  stringized[0] = input;
-
-  std::string sanitized = stringized;
-  switch (input)
-  {
-  case ' ':  sanitized = "\\s"; break;
-  case '\r': sanitized = "\\r"; break;
-  case '\n': sanitized = "\\n"; break;
-  case '\f': sanitized = "\\f"; break;
-  case '\t': sanitized = "\\t"; break;
-  case '\v': sanitized = "\\v"; break;
-  default:   sanitized = input; break;
-  }
-
-  return sanitized;
-}
-
 ////////////////////////////////////////////////////////////////////////////////
 bool compare (
   const std::string& left,
diff --git a/src/text.h b/src/text.h
index 5e3596e7c..542dbdabc 100644
--- a/src/text.h
+++ b/src/text.h
@@ -54,7 +54,6 @@ bool nontrivial (const std::string&);
 bool digitsOnly (const std::string&);
 bool noSpaces (const std::string&);
 bool isPunctuation (char);
-std::string visible (char);
 bool compare (const std::string&, const std::string&, bool sensitive = true);
 bool closeEnough (const std::string&, const std::string&, unsigned int minLength = 0);
 std::string::size_type find (const std::string&, const std::string&, bool sensitive = true);