6 files changed, 6 insertions, 6 deletions
diff --git a/src/backend/bootstrap/bootparse.y b/src/backend/bootstrap/bootparse.y
index 64757a97029..5585e9b6b9b 100644
--- a/src/backend/bootstrap/bootparse.y
+++ b/src/backend/bootstrap/bootparse.y
@@ -93,7 +93,7 @@ static int num_columns_read = 0;
 %}
 
 %expect 0
-%name-prefix "boot_yy"
+%name-prefix="boot_yy"
 
 %union
 {
diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index c00e410377d..7b9895d61ec 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -169,7 +169,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 
 %pure-parser
 %expect 0
-%name-prefix "base_yy"
+%name-prefix="base_yy"
 %locations
 
 %parse-param {core_yyscan_t yyscanner}
diff --git a/src/backend/replication/repl_gram.y b/src/backend/replication/repl_gram.y
index f369da3024b..154aaace9f5 100644
--- a/src/backend/replication/repl_gram.y
+++ b/src/backend/replication/repl_gram.y
@@ -40,7 +40,7 @@ Node *replication_parse_result;
 %}
 
 %expect 0
-%name-prefix "replication_yy"
+%name-prefix="replication_yy"
 
 %union {
 		char					*str;
diff --git a/src/interfaces/ecpg/preproc/ecpg.header b/src/interfaces/ecpg/preproc/ecpg.header
index da3e9b2908d..64e7600a8cb 100644
--- a/src/interfaces/ecpg/preproc/ecpg.header
+++ b/src/interfaces/ecpg/preproc/ecpg.header
@@ -572,7 +572,7 @@ add_typedef(char *name, char *dimension, char *length, enum ECPGttype type_enum,
 %}
 
 %expect 0
-%name-prefix "base_yy"
+%name-prefix="base_yy"
 %locations
 
 %union {
diff --git a/src/pl/plpgsql/src/pl_gram.y b/src/pl/plpgsql/src/pl_gram.y
index f64d5b8e157..e3a992cf0ff 100644
--- a/src/pl/plpgsql/src/pl_gram.y
+++ b/src/pl/plpgsql/src/pl_gram.y
@@ -110,7 +110,7 @@ static	List			*read_raise_options(void);
 %}
 
 %expect 0
-%name-prefix "plpgsql_yy"
+%name-prefix="plpgsql_yy"
 %locations
 
 %union {
diff --git a/src/test/isolation/specparse.y b/src/test/isolation/specparse.y
index 97662f3ee61..5243f192831 100644
--- a/src/test/isolation/specparse.y
+++ b/src/test/isolation/specparse.y
@@ -20,7 +20,7 @@ TestSpec		parseresult;			/* result of parsing is left here */
 %}
 
 %expect 0
-%name-prefix "spec_yy"
+%name-prefix="spec_yy"
 
 %union
 {