diff --git a/src/bin/psql/stringutils.c b/src/bin/psql/stringutils.c
index 8c8b4c2..23a6f9f 100644
--- a/src/bin/psql/stringutils.c
+++ b/src/bin/psql/stringutils.c
@@ -282,6 +282,7 @@ strip_quotes(char *source, char quote, char escape, int encoding)
  * entails_quote -	any of these present?  need outer quotes
  * quote -			doubled within string, affixed to both ends
  * escape -			doubled within string
+ * force_quote -	if true, quote the output even if it doesn't "need" it
  * encoding -		the active character-set encoding
  *
  * Do not use this as a substitute for PQescapeStringConn().  Use it for
@@ -289,12 +290,13 @@ strip_quotes(char *source, char quote, char escape, int encoding)
  */
 char *
 quote_if_needed(const char *source, const char *entails_quote,
-				char quote, char escape, int encoding)
+				char quote, char escape, bool force_quote,
+				int encoding)
 {
 	const char *src;
 	char	   *ret;
 	char	   *dst;
-	bool		need_quotes = false;
+	bool		need_quotes = force_quote;
 
 	Assert(source != NULL);
 	Assert(quote != '\0');
diff --git a/src/bin/psql/stringutils.h b/src/bin/psql/stringutils.h
index 16a7af0..fa00141 100644
--- a/src/bin/psql/stringutils.h
+++ b/src/bin/psql/stringutils.h
@@ -22,6 +22,7 @@ extern char *strtokx(const char *s,
 extern void strip_quotes(char *source, char quote, char escape, int encoding);
 
 extern char *quote_if_needed(const char *source, const char *entails_quote,
-							 char quote, char escape, int encoding);
+							 char quote, char escape, bool force_quote,
+							 int encoding);
 
 #endif							/* STRINGUTILS_H */
diff --git a/src/bin/psql/tab-complete.c b/src/bin/psql/tab-complete.c
index 2b1e3cd..3cc1ae4 100644
--- a/src/bin/psql/tab-complete.c
+++ b/src/bin/psql/tab-complete.c
@@ -4345,6 +4345,12 @@ complete_from_variables(const char *text, const char *prefix, const char *suffix
  * This function wraps rl_filename_completion_function() to strip quotes from
  * the input before searching for matches and to quote any matches for which
  * the consuming command will require it.
+ *
+ * Caller must set completion_charp to a zero- or one-character string
+ * containing the escape character.  This is necessary since \copy has no
+ * escape character, but every other backslash command recognizes "\" as an
+ * escape character.  Since we have only two callers, don't bother providing
+ * a macro to simplify this.
  */
 static char *
 complete_from_files(const char *text, int state)
@@ -4370,14 +4376,13 @@ complete_from_files(const char *text, int state)
 	if (unquoted_match)
 	{
 		/*
-		 * Caller sets completion_charp to a zero- or one-character string
-		 * containing the escape character.  This is necessary since \copy has
-		 * no escape character, but every other backslash command recognizes
-		 * "\" as an escape character.  Since we have only two callers, don't
-		 * bother providing a macro to simplify this.
+		 * Pass the escape char if any.  Also, if original input started with
+		 * "'", force the output to have that too.
 		 */
 		ret = quote_if_needed(unquoted_match, " \t\r\n\"`",
-							  '\'', *completion_charp, pset.encoding);
+							  '\'', *completion_charp,
+							  (*text == '\''),
+							  pset.encoding);
 		if (ret)
 			free(unquoted_match);
 		else