diff --git a/litex/build/xilinx/symbiflow.py b/litex/build/xilinx/symbiflow.py
index 0fac689c0..c3ba716aa 100644
--- a/litex/build/xilinx/symbiflow.py
+++ b/litex/build/xilinx/symbiflow.py
@@ -112,6 +112,8 @@ class SymbiflowToolchain:
                     "xc7a35ticsg324-1L" : "xc7a50t_test",
                     "xc7a100tcsg324-1"  : "xc7a100t_test",
                     "xc7a200t-sbg484-1" : "xc7a200t_test",
+                    "xc7z010clg400-1"   : "xc7z010_test",
+                    "xc7z020clg400-1"   : "xc7z020_test",
                 }[platform.device]
             except KeyError:
                 raise ValueError(f"symbiflow_device is not specified")
@@ -121,6 +123,7 @@ class SymbiflowToolchain:
                 # available bitstream_devices: artix7, kintex7, zynq7
                 self.bitstream_device = {
                     "xc7a": "artix7", # xc7a35t, xc7a50t, xc7a100t, xc7a200t
+                    "xc7z": "zynq7",  # xc7z010, xc7z020
                 }[platform.device[:4]]
             except KeyError:
                 raise ValueError(f"Unsupported device: {platform.device}")
@@ -129,6 +132,8 @@ class SymbiflowToolchain:
             "xc7a35ticsg324-1L" : "xc7a35tcsg324-1",
             "xc7a100tcsg324-1"  : "xc7a100tcsg324-1",
             "xc7a200t-sbg484-1" : "xc7a200tsbg484-1",
+            "xc7z010clg400-1"   : "xc7z010clg400-1",
+            "xc7z020clg400-1"   : "xc7z020clg400-1",
         }.get(platform.device, platform.device)
 
     def _generate_makefile(self, platform, build_name):