diff --git a/compiler/globals.py b/compiler/globals.py
index 9d39b80f..04442601 100644
--- a/compiler/globals.py
+++ b/compiler/globals.py
@@ -566,7 +566,7 @@ def import_tech():
 
     # Validate tech_name param
     techname_lower = OPTS.tech_name.lower()
-    if (techname_lower is None) or (techname_lower!="sky130" and techname_lower!="scn3m_subm" and techname_lower!="scn4m_subm") :
+    if (techname_lower is None) or (techname_lower!="sky130" and techname_lower!="scn3m_subm" and techname_lower!="scn4m_subm" and techname_lower!="freepdk45") :
         debug.error("tech_name in config file should be sky130|scn3m_subm|scn4m_subm")
         quit()