diff --git a/Library/Backends/ZendEngine2/Backend.php b/Library/Backends/ZendEngine2/Backend.php
index 9427aef30b..d1f6ac16ac 100644
--- a/Library/Backends/ZendEngine2/Backend.php
+++ b/Library/Backends/ZendEngine2/Backend.php
@@ -22,6 +22,7 @@
 use Zephir\Fcall\FcallManagerInterface;
 use Zephir\GlobalConstant;
 use Zephir\Variable;
+use Zephir\Variable\Globals;
 
 /**
  * Zephir\Backends\ZendEngine2\Backend.
@@ -1186,7 +1187,12 @@ public function setSymbolIfSeparated(Variable $variableTempSeparated, Variable $
 
     public function copyOnWrite(Variable $target, $var, CompilationContext $context)
     {
-        $context->codePrinter->output('ZEPHIR_CPY_WRT('.$this->getVariableCode($target).', '.$this->resolveValue($var, $context).');');
+        $globalsManager = new Globals();
+        if ($globalsManager->isSuperGlobal($target->getName())) {
+            $context->codePrinter->output('ZEPHIR_HASH_COPY('.$this->getVariableCode($target).', '.$this->resolveValue($var, $context).');');
+        } else {
+            $context->codePrinter->output('ZEPHIR_CPY_WRT('.$this->getVariableCode($target).', '.$this->resolveValue($var, $context).');');
+        }
     }
 
     public function forStatement(Variable $exprVariable, $keyVariable, $variable, $duplicateKey, $duplicateHash, $statement, $statementBlock, CompilationContext $compilationContext)
diff --git a/kernels/ZendEngine3/memory.h b/kernels/ZendEngine3/memory.h
index 74142f0dea..316399fef6 100644
--- a/kernels/ZendEngine3/memory.h
+++ b/kernels/ZendEngine3/memory.h
@@ -151,6 +151,11 @@ int zephir_set_symbol_str(char *key_name, unsigned int key_length, zval *value);
 		ZEPHIR_OBS_VAR_ONCE(z); \
 		ZVAL_COPY(z, v);
 
+#define ZEPHIR_HASH_COPY(z, v) \
+    if (Z_TYPE_P(z) == IS_ARRAY && Z_TYPE_P(v) == IS_ARRAY) { \
+        zend_hash_copy(Z_ARRVAL_P(z), Z_ARRVAL_P(v), (copy_ctor_func_t) zval_add_ref); \
+    }
+
 #define ZEPHIR_OBS_NVAR(z) \
 	if (Z_TYPE_P(z) != IS_UNDEF) { \
 		if (Z_REFCOUNTED_P(z) && Z_REFCOUNT_P(z) > 1) { \
diff --git a/test/assign.zep b/test/assign.zep
index ff6a8383f2..105068f803 100644
--- a/test/assign.zep
+++ b/test/assign.zep
@@ -923,4 +923,20 @@ class Assign
 		let _GET["stestint2"] = 2;
 		let _GET[v] = "testval";
 	}
+
+	/**
+	 * @link https://github.com/phalcon/zephir/issues/1917
+	 */
+	public function testAssignSuperGlobalsSERVER()
+	{
+	    let _SERVER = array_merge(_SERVER, ["g1": "aaa", "g2": "bbb"]);
+	}
+
+	/**
+	 * @link https://github.com/phalcon/zephir/issues/1917
+	 */
+	public function testAssignSuperGlobalsGET()
+	{
+	    let _GET = array_merge(_GET, ["g1": "aaa", "g2": "bbb"]);
+	}
 }
diff --git a/unit-tests/Extension/AssignTest.php b/unit-tests/Extension/AssignTest.php
index 6326c0fe29..348bc82624 100644
--- a/unit-tests/Extension/AssignTest.php
+++ b/unit-tests/Extension/AssignTest.php
@@ -159,4 +159,24 @@ public function testGlobalVarAssign()
         $this->assertSame($_GET['stestint2'], 2);
         $this->assertSame($_GET['stest2'], 'testval');
     }
+
+    public function testGlobalVarAssignSERVER()
+    {
+        $serverCount = count($_SERVER);
+
+        $t = new Assign();
+        $t->testAssignSuperGlobalsSERVER();
+
+        $this->assertSame($serverCount + 2, count($_SERVER));
+    }
+
+    public function testGlobalVarAssignGET()
+    {
+        $getCount = count($_GET);
+
+        $t = new Assign();
+        $t->testAssignSuperGlobalsGET();
+
+        $this->assertSame($getCount + 2, count($_GET));
+    }
 }