diff --git a/Content.Tests/DMProject/Tests/List/DoubleSquareBracketEquals.dm b/Content.Tests/DMProject/Tests/List/DoubleSquareBracketEquals.dm
new file mode 100644
index 0000000000..047b13e809
--- /dev/null
+++ b/Content.Tests/DMProject/Tests/List/DoubleSquareBracketEquals.dm
@@ -0,0 +1,3 @@
+/proc/RunTest()
+	var/list/foo[]=new()
+	ASSERT(islist(foo))
diff --git a/DMCompiler/Compiler/DM/DMParser.cs b/DMCompiler/Compiler/DM/DMParser.cs
index 8f4e13deae..48612218b8 100644
--- a/DMCompiler/Compiler/DM/DMParser.cs
+++ b/DMCompiler/Compiler/DM/DMParser.cs
@@ -287,6 +287,12 @@ public DMASTFile File() {
                     if (Check(TokenType.DM_Equals)) {
                         if (value != null) Warning("List doubly initialized");
 
+                        Whitespace();
+                        value = Expression();
+                        RequireExpression(ref value);
+                    } else if (Check(TokenType.DM_DoubleSquareBracketEquals)) {
+                        if (value != null) Warning("List doubly initialized");
+
                         Whitespace();
                         value = Expression();
                         RequireExpression(ref value);
@@ -872,6 +878,10 @@ public DMASTFile File() {
                     Whitespace();
                     value = Expression();
                     RequireExpression(ref value);
+                } else if (Check(TokenType.DM_DoubleSquareBracketEquals)) {
+                    Whitespace();
+                    value = Expression();
+                    RequireExpression(ref value);
                 }
 
                 var valType = AsComplexTypes() ?? DMValueType.Anything;
@@ -1722,9 +1732,7 @@ private List<DMASTDefinitionParameter> DefinitionParameters(out bool wasIndeterm
                 if (Check(TokenType.DM_DoubleSquareBracketEquals)) {
                     Whitespace();
                     value = Expression();
-                }
-
-                if (Check(TokenType.DM_Equals)) {
+                } else if (Check(TokenType.DM_Equals)) {
                     Whitespace();
                     value = Expression();
                 }