diff --git a/ext/standard/tests/array/array_combine_variation3.phpt b/ext/standard/tests/array/array_combine_variation3.phpt
index 98635cf37e4..f048808d362 100644
--- a/ext/standard/tests/array/array_combine_variation3.phpt
+++ b/ext/standard/tests/array/array_combine_variation3.phpt
@@ -95,9 +95,9 @@ array(2) {
 }
 -- Iteration 2 --
 array(2) {
-  [1]=>
+  ["1.1"]=>
   float(1.1)
-  [2]=>
+  ["2.2"]=>
   float(2.2)
 }
 -- Iteration 3 --
diff --git a/ext/standard/tests/array/array_combine_variation4.phpt b/ext/standard/tests/array/array_combine_variation4.phpt
index 748ba389c5c..02ec6efd22a 100644
--- a/ext/standard/tests/array/array_combine_variation4.phpt
+++ b/ext/standard/tests/array/array_combine_variation4.phpt
@@ -146,7 +146,7 @@ array(4) {
   int(111)
   ["color"]=>
   string(5) "color"
-  [2]=>
+  ["2.2"]=>
   float(2.2)
   [33]=>
   int(33)
@@ -157,7 +157,7 @@ array(4) {
   int(111)
   ["color"]=>
   string(5) "color"
-  [2]=>
+  ["2.2"]=>
   float(2.2)
   [33]=>
   int(33)
@@ -178,7 +178,7 @@ array(1) {
 array(6) {
   [1]=>
   int(1)
-  [2]=>
+  ["2.2"]=>
   float(2.2)
   ["int"]=>
   string(3) "int"
diff --git a/ext/standard/tests/array/array_combine_variation5.phpt b/ext/standard/tests/array/array_combine_variation5.phpt
index 6f848c268d4..c3d1d57aac5 100644
--- a/ext/standard/tests/array/array_combine_variation5.phpt
+++ b/ext/standard/tests/array/array_combine_variation5.phpt
@@ -108,18 +108,18 @@ array(4) {
 }
 -- Iteration 5 --
 array(1) {
-  [2]=>
+  ["2.3333"]=>
   float(2.3333)
 }
 -- Iteration 6 --
 array(4) {
-  [1]=>
+  ["1.2"]=>
   float(1.2)
-  [3]=>
+  ["3.33"]=>
   float(3.33)
-  [4]=>
+  ["4.8999992284"]=>
   float(4.8999992284)
-  [33333333]=>
+  ["33333333.333"]=>
   float(33333333.333)
 }
 -- Iteration 7 --
@@ -176,7 +176,7 @@ array(8) {
   resource(%d) of type (stream)
   [133]=>
   int(133)
-  [444]=>
+  ["444.432"]=>
   float(444.432)
   [""]=>
   NULL