diff --git a/build/gen_stub.php b/build/gen_stub.php
index 9103ba42191d7..84e212163bbd9 100755
--- a/build/gen_stub.php
+++ b/build/gen_stub.php
@@ -15,7 +15,7 @@
 use PhpParser\PrettyPrinterAbstract;
 
 error_reporting(E_ALL);
-ini_set("precision", "17");
+ini_set("precision", "-1");
 
 const PHP_70_VERSION_ID = 70000;
 const PHP_80_VERSION_ID = 80000;
diff --git a/ext/standard/basic_functions.stub.php b/ext/standard/basic_functions.stub.php
index fc138edc5076e..de6a7f06e2e44 100755
--- a/ext/standard/basic_functions.stub.php
+++ b/ext/standard/basic_functions.stub.php
@@ -6,7 +6,7 @@
  * @var float
  * @cvalue M_E
  */
-const M_E = 2.7182818284590452354;
+const M_E = 2.718281828459045;
 
 final class __PHP_Incomplete_Class
 {
diff --git a/ext/standard/basic_functions_arginfo.h b/ext/standard/basic_functions_arginfo.h
index 8db9bd1c1c17d..2ba05ada5500d 100644
--- a/ext/standard/basic_functions_arginfo.h
+++ b/ext/standard/basic_functions_arginfo.h
@@ -1,5 +1,5 @@
 /* This is a generated file, edit the .stub.php file instead.
- * Stub hash: f445ea17c00f60894eec13b99660c2056e1a6456 */
+ * Stub hash: 2615114ae250af0329b861d82f4100c2757457da */
 
 ZEND_BEGIN_ARG_WITH_RETURN_TYPE_INFO_EX(arginfo_set_time_limit, 0, 1, _IS_BOOL, 0)
 	ZEND_ARG_TYPE_INFO(0, seconds, IS_LONG, 0)
@@ -3484,7 +3484,7 @@ static const zend_function_entry class_AssertionError_methods[] = {
 static void register_basic_functions_symbols(int module_number)
 {
 	REGISTER_DOUBLE_CONSTANT("M_E", M_E, CONST_CS | CONST_PERSISTENT);
-	ZEND_ASSERT(M_E == 2.7182818284590451);
+	ZEND_ASSERT(M_E == 2.718281828459045);
 
 
 	zend_add_parameter_attribute(zend_hash_str_find_ptr(CG(function_table), "password_hash", sizeof("password_hash") - 1), 0, ZSTR_KNOWN(ZEND_STR_SENSITIVEPARAMETER), 0);
diff --git a/ext/standard/tests/math/constants.phpt b/ext/standard/tests/math/constants.phpt
index 9492629e3381e..b9a87b571f1e2 100644
--- a/ext/standard/tests/math/constants.phpt
+++ b/ext/standard/tests/math/constants.phpt
@@ -1,7 +1,7 @@
 --TEST--
 Math constants
 --INI--
-precision=14
+precision=-1
 --FILE--
 <?php
 $constants = array(
@@ -27,21 +27,21 @@ foreach($constants as $constant) {
     printf("%-10s: %s\n", $constant, constant($constant));
 }
 ?>
---EXPECTREGEX--
-M_E       : 2.718281[0-9]*
-M_LOG2E   : 1.442695[0-9]*
-M_LOG10E  : 0.434294[0-9]*
-M_LN2     : 0.693147[0-9]*
-M_LN10    : 2.302585[0-9]*
-M_PI      : 3.141592[0-9]*
-M_PI_2    : 1.570796[0-9]*
-M_PI_4    : 0.785398[0-9]*
-M_1_PI    : 0.318309[0-9]*
-M_2_PI    : 0.636619[0-9]*
-M_SQRTPI  : 1.772453[0-9]*
-M_2_SQRTPI: 1.128379[0-9]*
-M_LNPI    : 1.144729[0-9]*
-M_EULER   : 0.577215[0-9]*
-M_SQRT2   : 1.414213[0-9]*
-M_SQRT1_2 : 0.707106[0-9]*
-M_SQRT3   : 1.732050[0-9]*
+--EXPECT--
+M_E       : 2.718281828459045
+M_LOG2E   : 1.4426950408889634
+M_LOG10E  : 0.4342944819032518
+M_LN2     : 0.6931471805599453
+M_LN10    : 2.302585092994046
+M_PI      : 3.141592653589793
+M_PI_2    : 1.5707963267948966
+M_PI_4    : 0.7853981633974483
+M_1_PI    : 0.3183098861837907
+M_2_PI    : 0.6366197723675814
+M_SQRTPI  : 1.772453850905516
+M_2_SQRTPI: 1.1283791670955126
+M_LNPI    : 1.1447298858494002
+M_EULER   : 0.5772156649015329
+M_SQRT2   : 1.4142135623730951
+M_SQRT1_2 : 0.7071067811865476
+M_SQRT3   : 1.7320508075688772
diff --git a/ext/standard/tests/math/constants_basic.phpt b/ext/standard/tests/math/constants_basic.phpt
index f08940b2333a9..82b09bb316a2a 100644
--- a/ext/standard/tests/math/constants_basic.phpt
+++ b/ext/standard/tests/math/constants_basic.phpt
@@ -1,7 +1,5 @@
 --TEST--
 Test for pre-defined math constants
---INI--
-precision=14
 --FILE--
 <?php
 echo "M_E= ";