diff --git a/bbot/modules/bevigil.py b/bbot/modules/bevigil.py
index e5fd13202d..27b5c87461 100644
--- a/bbot/modules/bevigil.py
+++ b/bbot/modules/bevigil.py
@@ -46,7 +46,7 @@ async def handle_event(self, event):
         if self.urls:
             urls = await self.query(query, request_fn=self.request_urls, parse_fn=self.parse_urls)
             if urls:
-                for parsed_url in await self.helpers.run_in_executor_mp(self.helpers.validators.collapse_urls, urls):
+                for parsed_url in await self.helpers.run_in_executor_cpu(self.helpers.validators.collapse_urls, urls):
                     await self.emit_event(
                         parsed_url.geturl(),
                         "URL_UNVERIFIED",
diff --git a/bbot/modules/waf_bypass.py b/bbot/modules/waf_bypass.py
index fc2a6dc9b9..0dce939002 100644
--- a/bbot/modules/waf_bypass.py
+++ b/bbot/modules/waf_bypass.py
@@ -111,7 +111,7 @@ async def handle_event(self, event):
                 return
 
             # Store a "simhash" (fuzzy hash) of the response data for later comparison
-            simhash = await self.helpers.run_in_executor_mp(compute_simhash, response.text)
+            simhash = await self.helpers.run_in_executor_cpu(compute_simhash, response.text)
 
             self.content_fingerprints[url] = {
                 "simhash": simhash,
@@ -157,7 +157,7 @@ async def check_ip(self, ip, source_domain, protected_domain, source_event):
             self.debug(f"Failed to get content through IP {ip} for URL {matching_url}")
             return None
 
-        bypass_simhash = await self.helpers.run_in_executor_mp(compute_simhash, bypass_response.text or "")
+        bypass_simhash = await self.helpers.run_in_executor_cpu(compute_simhash, bypass_response.text or "")
 
         if original_response["http_code"] != bypass_response.status_code:
             self.debug(f"Ignoring code difference {original_response['http_code']} != {bypass_response.status_code}")