diff --git a/src/Psalm/Checker/Statements/Expression/CallChecker.php b/src/Psalm/Checker/Statements/Expression/CallChecker.php
index 092e2a3b2..576bab4c2 100644
--- a/src/Psalm/Checker/Statements/Expression/CallChecker.php
+++ b/src/Psalm/Checker/Statements/Expression/CallChecker.php
@@ -367,7 +367,7 @@ class CallChecker
                 return false;
             }
 
-            if (!isset($args[2]) || !isset($args[3])) {
+            if (!isset($args[2])) {
                 return;
             }
 
@@ -381,6 +381,10 @@ class CallChecker
                 return false;
             }
 
+            if (!isset($args[3])) {
+                return;
+            }
+
             $replacement_arg = $args[3]->value;
 
             if (ExpressionChecker::analyze(
diff --git a/tests/FunctionCallTest.php b/tests/FunctionCallTest.php
index 82333bb75..4dd6e219f 100644
--- a/tests/FunctionCallTest.php
+++ b/tests/FunctionCallTest.php
@@ -913,7 +913,9 @@ class FunctionCallTest extends TestCase
                     $a = [1, 2, 3];
                     $c = $a;
                     $b = ["a", "b", "c"];
-                    array_splice($a, -1, 1, $b);',
+                    array_splice($a, -1, 1, $b);
+                    $d = [1, 2, 3];
+                    array_splice($d, -1, 1);',
                 'assertions' => [
                     '$a' => 'array<int, string|int>',
                     '$b' => 'array{0:string, 1:string, 2:string}',