diff --git a/requirements-frozen.txt b/requirements-frozen.txt
index eff346a..e7d5a31 100644
--- a/requirements-frozen.txt
+++ b/requirements-frozen.txt
@@ -1,5 +1,5 @@
 aiofiles==0.4.0
-aiohttp==3.4.4
+aiohttp==3.7.4
 argh==0.26.2
 async-timeout==3.0.1
 attrs==18.2.0
@@ -8,7 +8,7 @@ chardet==3.0.4
 httptools==0.0.11
 idna==2.8
 idna-ssl==1.1.0
-Jinja2==2.10.1
+Jinja2==2.11.3
 MarkupSafe==1.1.0
 multidict==4.5.2
 peewee==3.7.1
@@ -16,7 +16,7 @@ requests==2.21.0
 sanic==19.3.1
 sanic-jinja2==0.7.2
 ujson==1.35
-urllib3==1.24.2
+urllib3==1.26.5
 uvloop==0.11.3
 websockets==9.1
 yarl==1.3.0
diff --git a/run.py b/run.py
index f1ff037..d7ba8cc 100644
--- a/run.py
+++ b/run.py
@@ -404,7 +404,7 @@ async def run_job(worker, job):
             data = await command.stdout.readline()
 
             try:
-                job.log += data.decode()
+                job.log += data.decode('utf-8', 'replace')
             except UnicodeDecodeError as e:
                 job.log += "Uhoh ?! UnicodeDecodeError in yunorunner !?"
                 job.log += str(e)