6 files changed, 6 insertions, 6 deletions
diff --git a/src/backend/bootstrap/bootparse.y b/src/backend/bootstrap/bootparse.y
index 0f4a471a6da..c6b755628b2 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 f5f24380d0e..2108c8289c6 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -148,7 +148,7 @@ static void processCASbits(int cas_bits, int location, const char *constrType,
 
 %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 a9f920e35ab..d99708ca8eb 100644
--- a/src/backend/replication/repl_gram.y
+++ b/src/backend/replication/repl_gram.y
@@ -49,7 +49,7 @@ 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 aebc1f7d3e3..80c90feb6a6 100644
--- a/src/interfaces/ecpg/preproc/ecpg.header
+++ b/src/interfaces/ecpg/preproc/ecpg.header
@@ -456,7 +456,7 @@ add_typedef(char *name, char * dimension, char * length, enum ECPGttype type_enu
 %}
 
 %expect 0
-%name-prefix "base_yy"
+%name-prefix="base_yy"
 %locations
 
 %union {
diff --git a/src/pl/plpgsql/src/gram.y b/src/pl/plpgsql/src/gram.y
index 426aced5a37..4e2b7058f0c 100644
--- a/src/pl/plpgsql/src/gram.y
+++ b/src/pl/plpgsql/src/gram.y
@@ -109,7 +109,7 @@ 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 4a5af738628..47bfbc4f399 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
 {