diff --git a/src/backend/statistics/dependencies.c b/src/backend/statistics/dependencies.c
index e6e2835345e..a156756b4e1 100644
--- a/src/backend/statistics/dependencies.c
+++ b/src/backend/statistics/dependencies.c
@@ -509,7 +509,7 @@ statext_dependencies_deserialize(bytea *data)
 		return NULL;
 
 	if (VARSIZE_ANY_EXHDR(data) < SizeOfHeader)
-		elog(ERROR, "invalid MVDependencies size %zd (expected at least %zd)",
+		elog(ERROR, "invalid MVDependencies size %zu (expected at least %zu)",
 			 VARSIZE_ANY_EXHDR(data), SizeOfHeader);
 
 	/* read the MVDependencies header */
@@ -541,7 +541,7 @@ statext_dependencies_deserialize(bytea *data)
 	min_expected_size = SizeOfItem(dependencies->ndeps);
 
 	if (VARSIZE_ANY_EXHDR(data) < min_expected_size)
-		elog(ERROR, "invalid dependencies size %zd (expected at least %zd)",
+		elog(ERROR, "invalid dependencies size %zu (expected at least %zu)",
 			 VARSIZE_ANY_EXHDR(data), min_expected_size);
 
 	/* allocate space for the MCV items */
diff --git a/src/backend/statistics/mcv.c b/src/backend/statistics/mcv.c
index e21e0e87e41..03b9f04bb56 100644
--- a/src/backend/statistics/mcv.c
+++ b/src/backend/statistics/mcv.c
@@ -1032,7 +1032,7 @@ statext_mcv_deserialize(bytea *data)
 	 * header fields one by one, so we need to ignore struct alignment.
 	 */
 	if (VARSIZE_ANY(data) < MinSizeOfMCVList)
-		elog(ERROR, "invalid MCV size %zd (expected at least %zu)",
+		elog(ERROR, "invalid MCV size %zu (expected at least %zu)",
 			 VARSIZE_ANY(data), MinSizeOfMCVList);
 
 	/* read the MCV list header */
@@ -1093,7 +1093,7 @@ statext_mcv_deserialize(bytea *data)
 	 * to do this check first, before accessing the dimension info.
 	 */
 	if (VARSIZE_ANY(data) < expected_size)
-		elog(ERROR, "invalid MCV size %zd (expected %zu)",
+		elog(ERROR, "invalid MCV size %zu (expected %zu)",
 			 VARSIZE_ANY(data), expected_size);
 
 	/* Now copy the array of type Oids. */
@@ -1125,7 +1125,7 @@ statext_mcv_deserialize(bytea *data)
 	 * check on size.
 	 */
 	if (VARSIZE_ANY(data) != expected_size)
-		elog(ERROR, "invalid MCV size %zd (expected %zu)",
+		elog(ERROR, "invalid MCV size %zu (expected %zu)",
 			 VARSIZE_ANY(data), expected_size);
 
 	/*
diff --git a/src/backend/statistics/mvdistinct.c b/src/backend/statistics/mvdistinct.c
index df5cc3e13a7..6d25c14644a 100644
--- a/src/backend/statistics/mvdistinct.c
+++ b/src/backend/statistics/mvdistinct.c
@@ -261,7 +261,7 @@ statext_ndistinct_deserialize(bytea *data)
 
 	/* we expect at least the basic fields of MVNDistinct struct */
 	if (VARSIZE_ANY_EXHDR(data) < SizeOfHeader)
-		elog(ERROR, "invalid MVNDistinct size %zd (expected at least %zd)",
+		elog(ERROR, "invalid MVNDistinct size %zu (expected at least %zu)",
 			 VARSIZE_ANY_EXHDR(data), SizeOfHeader);
 
 	/* initialize pointer to the data part (skip the varlena header) */
@@ -287,7 +287,7 @@ statext_ndistinct_deserialize(bytea *data)
 	/* what minimum bytea size do we expect for those parameters */
 	minimum_size = MinSizeOfItems(ndist.nitems);
 	if (VARSIZE_ANY_EXHDR(data) < minimum_size)
-		elog(ERROR, "invalid MVNDistinct size %zd (expected at least %zd)",
+		elog(ERROR, "invalid MVNDistinct size %zu (expected at least %zu)",
 			 VARSIZE_ANY_EXHDR(data), minimum_size);
 
 	/*