diff --git a/ext/pgsql/pgsql.c b/ext/pgsql/pgsql.c
index 27c736348239..b0854067750d 100644
--- a/ext/pgsql/pgsql.c
+++ b/ext/pgsql/pgsql.c
@@ -1241,7 +1241,7 @@ static void _php_pgsql_free_params(char **params, uint32_t num_params)
 	efree(params);
 }
 
-static char **php_pgsql_make_arguments(const HashTable *param_arr, int *num_params)
+static char **php_pgsql_make_arguments(const HashTable *param_arr, int *num_params, uint32_t arg_num)
 {
 	/* This conversion is safe because of the limit of number of elements in a table. */
 	*num_params = (int) zend_hash_num_elements(param_arr);
@@ -1252,6 +1252,10 @@ static char **php_pgsql_make_arguments(const HashTable *param_arr, int *num_para
 		ZVAL_DEREF(tmp);
 		if (Z_TYPE_P(tmp) == IS_NULL) {
 			params[i] = NULL;
+		} else if (Z_TYPE_P(tmp) == IS_TRUE || Z_TYPE_P(tmp) == IS_FALSE) {
+			zend_argument_value_error(arg_num, "must not contain boolean values, use a string representation instead");
+			_php_pgsql_free_params(params, i);
+			return NULL;
 		} else {
 			zend_string *param_str = zval_try_get_string(tmp);
 			if (!param_str) {
@@ -1318,7 +1322,7 @@ PHP_FUNCTION(pg_query_params)
 		php_error_docref(NULL, E_NOTICE, "Found results on this connection. Use pg_get_result() to get these results first");
 	}
 
-	params = php_pgsql_make_arguments(Z_ARRVAL_P(pv_param_arr), &num_params);
+	params = php_pgsql_make_arguments(Z_ARRVAL_P(pv_param_arr), &num_params, ZEND_NUM_ARGS());
 	if (UNEXPECTED(!params)) {
 		RETURN_THROWS();
 	}
@@ -1501,7 +1505,7 @@ PHP_FUNCTION(pg_execute)
 		php_error_docref(NULL, E_NOTICE, "Found results on this connection. Use pg_get_result() to get these results first");
 	}
 
-	params = php_pgsql_make_arguments(Z_ARRVAL_P(pv_param_arr), &num_params);
+	params = php_pgsql_make_arguments(Z_ARRVAL_P(pv_param_arr), &num_params, ZEND_NUM_ARGS());
 	if (UNEXPECTED(!params)) {
 		RETURN_THROWS();
 	}
@@ -4058,7 +4062,7 @@ PHP_FUNCTION(pg_send_query_params)
 			"There are results on this connection. Call pg_get_result() until it returns FALSE");
 	}
 
-	params = php_pgsql_make_arguments(Z_ARRVAL_P(pv_param_arr), &num_params);
+	params = php_pgsql_make_arguments(Z_ARRVAL_P(pv_param_arr), &num_params, 3);
 	if (UNEXPECTED(!params)) {
 		RETURN_THROWS();
 	}
@@ -4213,7 +4217,7 @@ PHP_FUNCTION(pg_send_execute)
 			"There are results on this connection. Call pg_get_result() until it returns FALSE");
 	}
 
-	params = php_pgsql_make_arguments(Z_ARRVAL_P(pv_param_arr), &num_params);
+	params = php_pgsql_make_arguments(Z_ARRVAL_P(pv_param_arr), &num_params, 3);
 	if (UNEXPECTED(!params)) {
 		RETURN_THROWS();
 	}
diff --git a/ext/pgsql/tests/33query_params_bool.phpt b/ext/pgsql/tests/33query_params_bool.phpt
new file mode 100644
index 000000000000..1be512cd44bb
--- /dev/null
+++ b/ext/pgsql/tests/33query_params_bool.phpt
@@ -0,0 +1,33 @@
+--TEST--
+PostgreSQL pg_query_params bool parameter rejection
+--EXTENSIONS--
+pgsql
+--SKIPIF--
+<?php include("inc/skipif.inc"); ?>
+--FILE--
+<?php
+
+include('inc/config.inc');
+
+$db = pg_connect($conn_str);
+
+try {
+    pg_query_params($db, "SELECT * FROM ".$table_name." WHERE num >= $1;", array(true));
+} catch (ValueError $e) {
+    echo $e->getMessage() . "\n";
+}
+
+try {
+    pg_query_params($db, "SELECT * FROM ".$table_name." WHERE num <> $1;", array(false));
+} catch (ValueError $e) {
+    echo $e->getMessage() . "\n";
+}
+
+pg_close($db);
+
+echo "OK";
+?>
+--EXPECT--
+pg_query_params(): Argument #3 ($params) must not contain boolean values, use a string representation instead
+pg_query_params(): Argument #3 ($params) must not contain boolean values, use a string representation instead
+OK