diff --git a/download_lists.js b/download_lists.js
index 9087e0f..db61951 100644
--- a/download_lists.js
+++ b/download_lists.js
@@ -38,6 +38,7 @@ const downloadLists = async (filename, urls) => {
   } catch (err) {
     console.error(`An error occurred while processing ${filename}:\n`, err);
     console.error("URLs:\n", urls);
+    throw err;
   }
 };
 
diff --git a/lib/api.js b/lib/api.js
index ef4c138..2a83f15 100644
--- a/lib/api.js
+++ b/lib/api.js
@@ -51,6 +51,7 @@ export const createZeroTrustListsOneByOne = async (items) => {
       console.log(`Created "${listName}" list - ${totalListNumber} left`);
     } catch (err) {
       console.error(`Could not create "${listName}" - ${err.toString()}`);
+      throw err;
     }
   }
 };
@@ -77,6 +78,7 @@ export const createZeroTrustListsAtOnce = async (items) => {
     console.log("Created lists successfully");
   } catch (err) {
     console.error(`Error occurred while creating lists - ${err.toString()}`);
+    throw err;
   }
 };
 
@@ -106,6 +108,7 @@ export const deleteZeroTrustListsOneByOne = async (lists) => {
       console.log(`Deleted ${name} list - ${totalListNumber} left`);
     } catch (err) {
       console.error(`Could not delete ${name} - ${err.toString()}`);
+      throw err;
     }
   }
 };
@@ -124,6 +127,7 @@ export const deleteZeroTrustListsAtOnce = async (lists) => {
     console.log("Deleted lists successfully");
   } catch (err) {
     console.error(`Error occurred while deleting lists - ${err.toString()}`);
+    throw err;
   }
 };
 
@@ -161,6 +165,7 @@ export const createZeroTrustRule = async (wirefilterExpression) => {
     console.log("Created rule successfully");
   } catch (err) {
     console.error(`Error occurred while creating rule - ${err.toString()}`);
+    throw err;
   }
 };
 
@@ -180,5 +185,6 @@ export const deleteZeroTrustRule = async (id) => {
     console.log("Deleted rule successfully");
   } catch (err) {
     console.error(`Error occurred while deleting rule - ${err.toString()}`);
+    throw err;
   }
 };
diff --git a/lib/utils.js b/lib/utils.js
index a263a2f..48cee7c 100644
--- a/lib/utils.js
+++ b/lib/utils.js
@@ -87,5 +87,6 @@ export const readFile = async (filePath, onLine) => {
     console.error(
       `Error occurred while reading ${basename(filePath)} - ${err.toString()}`
     );
+    throw err;
   }
 };