diff --git a/archivers/base_archiver.py b/archivers/base_archiver.py
index 8951115..b377d31 100644
--- a/archivers/base_archiver.py
+++ b/archivers/base_archiver.py
@@ -167,8 +167,8 @@ class Archiver(ABC):
             ha = self.hash_algorithm
             logger.debug(f'Hash algorithm is {ha}')
 
-            if ha == "SHA3_512": hash = hashlib.sha3_512(bytes)
-            elif ha == "SHA256": hash = hashlib.sha256(bytes)
+            if ha == "SHA3-512": hash = hashlib.sha3_512(bytes)
+            elif ha == "SHA-256": hash = hashlib.sha256(bytes)
             else: raise Exception("Unknown Hash Algorithm of {ha}")
 
         return hash.hexdigest()
diff --git a/configs/config.py b/configs/config.py
index 2d134da..4003282 100644
--- a/configs/config.py
+++ b/configs/config.py
@@ -81,7 +81,7 @@ class Config:
         )
         self.webdriver = "not initialized"
 
-        self.hash_algorithm = execution.get("hash_algorithm")
+        self.hash_algorithm = execution.get("hash_algorithm", "SHA-256")
 
         # ---------------------- SECRETS - APIs and service configurations
         secrets = self.config.get("secrets", {})
@@ -261,6 +261,7 @@ class Config:
             "storage": self.storage,
             "header": self.header,
             "check_if_exists": self.check_if_exists,
+            "hash_algorithm": self.hash_algorithm,
             "save_logs": self.save_logs,
             "selenium_config": asdict(self.selenium_config),
             "selenium_webdriver": self.webdriver != None,
diff --git a/example.config.yaml b/example.config.yaml
index f823c47..2cded09 100644
--- a/example.config.yaml
+++ b/example.config.yaml
@@ -80,6 +80,10 @@ execution:
   storage: s3
   # defaults to false, when true will try to avoid duplicate URL archives
   check_if_exists: true
+
+  # choose a hash algorithm (either SHA-256 or SHA3-512, defaults to SHA-256)
+  # hash_algorithm: SHA-256
+
   # optional configurations for the selenium browser that takes screenshots, these are the defaults
   selenium:
     # values under 10s might mean screenshots fail to grab screenshot
@@ -105,7 +109,3 @@ execution:
     screenshot: screenshot
     hash: hash
 
-  # Must be either SHA256 or SHA3_512
-  hash_algorithm: SHA3_512
-  # hash_algorithm: SHA256
-