diff --git a/python3.6-alpine3.8/gunicorn_conf.py b/python3.6-alpine3.8/gunicorn_conf.py
index c63c8e84..7152b653 100644
--- a/python3.6-alpine3.8/gunicorn_conf.py
+++ b/python3.6-alpine3.8/gunicorn_conf.py
@@ -2,7 +2,7 @@
 import multiprocessing
 import os
 
-workers_per_core_str = os.getenv("WORKERS_PER_CORE", "2")
+workers_per_core_str = os.getenv("WORKERS_PER_CORE", "1")
 web_concurrency_str = os.getenv("WEB_CONCURRENCY", None)
 host = os.getenv("HOST", "0.0.0.0")
 port = os.getenv("PORT", "80")
@@ -20,7 +20,7 @@
     web_concurrency = int(web_concurrency_str)
     assert web_concurrency > 0
 else:
-    web_concurrency = int(default_web_concurrency)
+    web_concurrency = max(int(default_web_concurrency), 2)
 
 # Gunicorn config variables
 loglevel = use_loglevel
diff --git a/python3.6/gunicorn_conf.py b/python3.6/gunicorn_conf.py
index c63c8e84..7152b653 100644
--- a/python3.6/gunicorn_conf.py
+++ b/python3.6/gunicorn_conf.py
@@ -2,7 +2,7 @@
 import multiprocessing
 import os
 
-workers_per_core_str = os.getenv("WORKERS_PER_CORE", "2")
+workers_per_core_str = os.getenv("WORKERS_PER_CORE", "1")
 web_concurrency_str = os.getenv("WEB_CONCURRENCY", None)
 host = os.getenv("HOST", "0.0.0.0")
 port = os.getenv("PORT", "80")
@@ -20,7 +20,7 @@
     web_concurrency = int(web_concurrency_str)
     assert web_concurrency > 0
 else:
-    web_concurrency = int(default_web_concurrency)
+    web_concurrency = max(int(default_web_concurrency), 2)
 
 # Gunicorn config variables
 loglevel = use_loglevel
diff --git a/python3.7-alpine3.8/gunicorn_conf.py b/python3.7-alpine3.8/gunicorn_conf.py
index c63c8e84..7152b653 100644
--- a/python3.7-alpine3.8/gunicorn_conf.py
+++ b/python3.7-alpine3.8/gunicorn_conf.py
@@ -2,7 +2,7 @@
 import multiprocessing
 import os
 
-workers_per_core_str = os.getenv("WORKERS_PER_CORE", "2")
+workers_per_core_str = os.getenv("WORKERS_PER_CORE", "1")
 web_concurrency_str = os.getenv("WEB_CONCURRENCY", None)
 host = os.getenv("HOST", "0.0.0.0")
 port = os.getenv("PORT", "80")
@@ -20,7 +20,7 @@
     web_concurrency = int(web_concurrency_str)
     assert web_concurrency > 0
 else:
-    web_concurrency = int(default_web_concurrency)
+    web_concurrency = max(int(default_web_concurrency), 2)
 
 # Gunicorn config variables
 loglevel = use_loglevel
diff --git a/python3.7/gunicorn_conf.py b/python3.7/gunicorn_conf.py
index c63c8e84..7152b653 100644
--- a/python3.7/gunicorn_conf.py
+++ b/python3.7/gunicorn_conf.py
@@ -2,7 +2,7 @@
 import multiprocessing
 import os
 
-workers_per_core_str = os.getenv("WORKERS_PER_CORE", "2")
+workers_per_core_str = os.getenv("WORKERS_PER_CORE", "1")
 web_concurrency_str = os.getenv("WEB_CONCURRENCY", None)
 host = os.getenv("HOST", "0.0.0.0")
 port = os.getenv("PORT", "80")
@@ -20,7 +20,7 @@
     web_concurrency = int(web_concurrency_str)
     assert web_concurrency > 0
 else:
-    web_concurrency = int(default_web_concurrency)
+    web_concurrency = max(int(default_web_concurrency), 2)
 
 # Gunicorn config variables
 loglevel = use_loglevel
diff --git a/tests/test_01_main/test_defaults.py b/tests/test_01_main/test_defaults.py
index 77ceb436..d5d4b8d6 100644
--- a/tests/test_01_main/test_defaults.py
+++ b/tests/test_01_main/test_defaults.py
@@ -12,11 +12,11 @@
 
 def verify_container(container, response_text):
     config_data = get_config(container)
-    assert config_data["workers_per_core"] == 2
+    assert config_data["workers_per_core"] == 1
     assert config_data["host"] == "0.0.0.0"
     assert config_data["port"] == "80"
     assert config_data["loglevel"] == "info"
-    assert config_data["workers"] > 2
+    assert config_data["workers"] >= 2
     assert config_data["bind"] == "0.0.0.0:80"
     logs = get_logs(container)
     assert "Checking for script in /app/prestart.sh" in logs
diff --git a/tests/test_01_main/test_env_vars_1.py b/tests/test_01_main/test_env_vars_1.py
index 501ad06f..9ac9705e 100644
--- a/tests/test_01_main/test_env_vars_1.py
+++ b/tests/test_01_main/test_env_vars_1.py
@@ -12,7 +12,7 @@
 
 def verify_container(container, response_text):
     config_data = get_config(container)
-    assert config_data["workers_per_core"] == 1
+    assert config_data["workers_per_core"] == 2
     assert config_data["host"] == "0.0.0.0"
     assert config_data["port"] == "8000"
     assert config_data["loglevel"] == "warning"
@@ -57,7 +57,7 @@ def test_env_vars_1(image, response_text):
     container = client.containers.run(
         image,
         name=CONTAINER_NAME,
-        environment={"WORKERS_PER_CORE": 1, "PORT": "8000", "LOG_LEVEL": "warning"},
+        environment={"WORKERS_PER_CORE": 2, "PORT": "8000", "LOG_LEVEL": "warning"},
         ports={"8000": "8000"},
         detach=True,
     )
diff --git a/tests/test_02_app/test_custom_app.py b/tests/test_02_app/test_custom_app.py
index b434325c..4d298c7c 100644
--- a/tests/test_02_app/test_custom_app.py
+++ b/tests/test_02_app/test_custom_app.py
@@ -19,11 +19,11 @@
 
 def verify_container(container, response_text):
     config_data = get_config(container)
-    assert config_data["workers_per_core"] == 2
+    assert config_data["workers_per_core"] == 1
     assert config_data["host"] == "0.0.0.0"
     assert config_data["port"] == "80"
     assert config_data["loglevel"] == "info"
-    assert config_data["workers"] > 2
+    assert config_data["workers"] >= 2
     assert config_data["bind"] == "0.0.0.0:80"
     logs = get_logs(container)
     assert "Checking for script in /app/prestart.sh" in logs
diff --git a/tests/test_02_app/test_package_app.py b/tests/test_02_app/test_package_app.py
index 9600da5e..f576f296 100644
--- a/tests/test_02_app/test_package_app.py
+++ b/tests/test_02_app/test_package_app.py
@@ -19,11 +19,11 @@
 
 def verify_container(container, response_text):
     config_data = get_config(container)
-    assert config_data["workers_per_core"] == 2
+    assert config_data["workers_per_core"] == 1
     assert config_data["host"] == "0.0.0.0"
     assert config_data["port"] == "80"
     assert config_data["loglevel"] == "info"
-    assert config_data["workers"] > 2
+    assert config_data["workers"] >= 2
     assert config_data["bind"] == "0.0.0.0:80"
     logs = get_logs(container)
     assert "Checking for script in /app/prestart.sh" in logs
diff --git a/tests/test_02_app/test_simple_app.py b/tests/test_02_app/test_simple_app.py
index 1231599d..cb5644c9 100644
--- a/tests/test_02_app/test_simple_app.py
+++ b/tests/test_02_app/test_simple_app.py
@@ -19,11 +19,11 @@
 
 def verify_container(container, response_text):
     config_data = get_config(container)
-    assert config_data["workers_per_core"] == 2
+    assert config_data["workers_per_core"] == 1
     assert config_data["host"] == "0.0.0.0"
     assert config_data["port"] == "80"
     assert config_data["loglevel"] == "info"
-    assert config_data["workers"] > 2
+    assert config_data["workers"] >= 2
     assert config_data["bind"] == "0.0.0.0:80"
     logs = get_logs(container)
     assert "Checking for script in /app/prestart.sh" in logs