diff --git a/f4pga/__init__.py b/f4pga/__init__.py
index 49eb36c..4bfeca3 100755
--- a/f4pga/__init__.py
+++ b/f4pga/__init__.py
@@ -74,14 +74,13 @@ install_dir = environ.get("F4PGA_INSTALL_DIR", "/usr/local")
 
 mypath = str(Path(__file__).resolve().parent)
 
+FPGA_FAM = environ.get('FPGA_FAM', 'xc7')
 
 bin_dir_path = \
     environ.get('F4PGA_BIN_DIR', str(Path(sys_argv[0]).resolve().parent.parent))
 share_dir_path = \
     environ.get('F4PGA_SHARE_DIR',
-                str(Path(f'{install_dir}/xc7/install/share/f4pga').resolve()))
-if share_dir_path is None:
-    share_dir_path = str(Path(f'{install_dir}/xc7/install/share/f4pga').resolve())
+                str(Path(f'{install_dir}/{FPGA_FAM}/install/share/f4pga').resolve()))
 
 class DependencyNotProducedException(F4PGAException):
     dep_name: str