diff --git a/requirements.txt b/requirements.txt
index 471b0ca..c1888b8 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,16 +1,17 @@
 wheel==0.45.1
-setuptools==75.8.0
+setuptools==78.1.1
+certifi
 python-bitcoinrpc==1.0
 bitcoin==1.1.42
 trezor==0.11.5
 PyQt5>=5.15.10
-requests==2.32.2
+requests==2.32.5
 simplejson==3.19.2
 ecdsa==0.19.0
 importlib-metadata==4.13.0
 flake8==3.8.4
 vulture==2.3
-pyinstaller==6.12.0
+pyinstaller==6.16.0
 # btchip-python 0.1.32 with a patch to fix a malformed dependency
 # See https://github.com/LedgerHQ/btchip-python/pull/54
 https://github.com/PIVX-Project/btchip-python/archive/e13eab8b0e665bdc23ac4b3890d2a5742303c421.tar.gz
diff --git a/src/blockbookClient.py b/src/blockbookClient.py
index 66f96aa..23fb1ce 100644
--- a/src/blockbookClient.py
+++ b/src/blockbookClient.py
@@ -5,6 +5,7 @@
 # file LICENSE.txt or http://www.opensource.org/licenses/mit-license.php.
 
 import requests
+import certifi
 
 from misc import getCallerName, getFunctionName, printException
 
@@ -45,7 +46,7 @@ def checkResponse(self, method, param=""):
         url = f"{self.url}/api/{method}"
         if param != "":
             url += "/{param}"
-        resp = requests.get(url, data={}, verify=True)
+        resp = requests.get(url, data={}, verify=certifi.where())
         if resp.status_code == 200:
             data = resp.json()
             return data
diff --git a/src/cryptoIDClient.py b/src/cryptoIDClient.py
index 45fb180..f130a0f 100644
--- a/src/cryptoIDClient.py
+++ b/src/cryptoIDClient.py
@@ -6,6 +6,7 @@
 
 from random import choice
 import requests
+import certifi
 
 from misc import getCallerName, getFunctionName, printException
 
@@ -51,7 +52,7 @@ def __init__(self, isTestnet=False):
     def checkResponse(self, parameters):
         key = choice(api_keys)
         parameters['key'] = key
-        resp = requests.get(self.url, params=parameters)
+        resp = requests.get(self.url, params=parameters, verify=certifi.where())
         if resp.status_code == 200:
             data = resp.json()
             return data
diff --git a/src/misc.py b/src/misc.py
index 36eb0af..e766e67 100644
--- a/src/misc.py
+++ b/src/misc.py
@@ -191,8 +191,9 @@ def getFunctionName(inDecorator=False):
 
 def getRemoteSPMTversion():
     import requests
+    import certifi
     try:
-        resp = requests.get("https://raw.githubusercontent.com/PIVX-Project/PIVX-SPMT/master/src/version.txt")
+        resp = requests.get("https://raw.githubusercontent.com/PIVX-Project/PIVX-SPMT/master/src/version.txt", verify=certifi.where())
         if resp.status_code == 200:
             data = resp.json()
             return data['number']
diff --git a/src/rpcClient.py b/src/rpcClient.py
index f29774d..cba29f7 100644
--- a/src/rpcClient.py
+++ b/src/rpcClient.py
@@ -9,6 +9,7 @@
 import http.client as httplib
 import ssl
 import threading
+import certifi
 
 from constants import DEFAULT_PROTOCOL_VERSION, MINIMUM_FEE
 from misc import getCallerName, getFunctionName, printException, printDbg, now, timeThis
@@ -50,7 +51,9 @@ def __init__(self, rpc_protocol, rpc_host, rpc_user, rpc_password):
 
         host, port = rpc_host.split(":")
         if rpc_protocol == "https":
-            self.httpConnection = httplib.HTTPSConnection(host, port, timeout=20, context=ssl.create_default_context())
+            ssl_context = ssl.create_default_context()
+            ssl_context.load_verify_locations(cafile=certifi.where())
+            self.httpConnection = httplib.HTTPSConnection(host, port, timeout=20, context=ssl_context)
         else:
             self.httpConnection = httplib.HTTPConnection(host, port, timeout=20)