diff --git a/providers/tpm2/bin/tpm2_capabilities.py b/providers/tpm2/bin/tpm2_capabilities.py
index d38c835f8..c8ced1607 100755
--- a/providers/tpm2/bin/tpm2_capabilities.py
+++ b/providers/tpm2/bin/tpm2_capabilities.py
@@ -87,8 +87,11 @@
 try:
     algs_caps = subprocess.check_output(['tpm2_getcap', 'algorithms'])
     pcrs_caps = subprocess.check_output(['tpm2_getcap', 'pcrs'])
-except subprocess.CalledProcessError:
-    raise SystemExit
+except (subprocess.CalledProcessError, FileNotFoundError):
+    raise SystemExit(
+        "Please make sure you have installed tpm-tools and tpm chip."
+    )
+
 
 algs_list = yaml.load(algs_caps, Loader=yaml.FullLoader)
 pcrs_list = yaml.load(pcrs_caps, Loader=yaml.FullLoader)