diff --git a/servers/rendering/shader_language.cpp b/servers/rendering/shader_language.cpp
index 92e172494eb..497e4476d0e 100644
--- a/servers/rendering/shader_language.cpp
+++ b/servers/rendering/shader_language.cpp
@@ -4309,8 +4309,18 @@ ShaderLanguage::DataType ShaderLanguage::get_scalar_type(DataType p_type) {
 		TYPE_INT,
 		TYPE_UINT,
 		TYPE_FLOAT,
+		TYPE_INT,
+		TYPE_UINT,
+		TYPE_FLOAT,
+		TYPE_INT,
+		TYPE_UINT,
+		TYPE_FLOAT,
+		TYPE_FLOAT,
+		TYPE_VOID,
 	};
 
+	static_assert(sizeof(scalar_types) / sizeof(*scalar_types) == TYPE_MAX);
+
 	return scalar_types[p_type];
 }
 
@@ -4340,8 +4350,18 @@ int ShaderLanguage::get_cardinality(DataType p_type) {
 		1,
 		1,
 		1,
+		1,
+		1,
+		1,
+		1,
+		1,
+		1,
+		1,
+		1,
 	};
 
+	static_assert(sizeof(cardinality_table) / sizeof(*cardinality_table) == TYPE_MAX);
+
 	return cardinality_table[p_type];
 }