diff --git a/ext/date/lib/parse_date.c b/ext/date/lib/parse_date.c
index fde14364699..63411f5123a 100644
--- a/ext/date/lib/parse_date.c
+++ b/ext/date/lib/parse_date.c
@@ -1,4 +1,4 @@
-/* Generated by re2c 0.15.3 on Thu Dec  1 10:59:46 2022 */
+/* Generated by re2c 0.15.3 on Tue Jan 10 15:16:26 2023 */
 #line 1 "ext/date/lib/parse_date.re"
 /*
  * The MIT License (MIT)
@@ -787,7 +787,7 @@ static timelib_long timelib_lookup_abbr(const char **ptr, int *dst, char **tz_ab
 		(**ptr >= 'A' && **ptr <= 'Z') ||
 		(**ptr >= 'a' && **ptr <= 'z') ||
 		(**ptr >= '0' && **ptr <= '9') ||
-		**ptr == '/' || **ptr == '_' || **ptr == '-'
+		**ptr == '/' || **ptr == '_' || **ptr == '-' || **ptr == '+'
 	) {
 		++*ptr;
 	}
diff --git a/ext/date/lib/parse_date.re b/ext/date/lib/parse_date.re
index 800cd830fbd..81dfcec8511 100644
--- a/ext/date/lib/parse_date.re
+++ b/ext/date/lib/parse_date.re
@@ -785,7 +785,7 @@ static timelib_long timelib_lookup_abbr(const char **ptr, int *dst, char **tz_ab
 		(**ptr >= 'A' && **ptr <= 'Z') ||
 		(**ptr >= 'a' && **ptr <= 'z') ||
 		(**ptr >= '0' && **ptr <= '9') ||
-		**ptr == '/' || **ptr == '_' || **ptr == '-'
+		**ptr == '/' || **ptr == '_' || **ptr == '-' || **ptr == '+'
 	) {
 		++*ptr;
 	}
diff --git a/ext/date/tests/gh10218.phpt b/ext/date/tests/gh10218.phpt
new file mode 100644
index 00000000000..ff1b493ce7f
--- /dev/null
+++ b/ext/date/tests/gh10218.phpt
@@ -0,0 +1,15 @@
+--TEST--
+Bug GH-10218 (DateTimeZone fails to parse time zones that contain the "+" character)
+--FILE--
+<?php
+var_dump(new DateTime('now', new DateTimeZone('Etc/GMT+1')));
+?>
+--EXPECTF--
+object(DateTime)#%d (%d) {
+  ["date"]=>
+  string(%d) "%s"
+  ["timezone_type"]=>
+  int(3)
+  ["timezone"]=>
+  string(9) "Etc/GMT+1"
+}