diff --git a/pystencils/backends/cbackend.py b/pystencils/backends/cbackend.py
index ddcfb02dc737551d8ce4c716b351889b22d2d034..1fe86bbc2892b4e5d26e5d19e022f2bfa90df923 100644
--- a/pystencils/backends/cbackend.py
+++ b/pystencils/backends/cbackend.py
@@ -470,7 +470,7 @@ class CustomSympyPrinter(CCodePrinter):
             return f'fabs({self._print(expr.args[0])})'
 
     def _print_AbstractType(self, node):
-        raise ValueError(f'Cannot print AbstractType: {node}')
+        return str(node)
 
     def _print_Function(self, expr):
         infix_functions = {