diff --git a/ShareX/UploadTask.cs b/ShareX/UploadTask.cs
index 3bedc2100..7ceb94c4c 100644
--- a/ShareX/UploadTask.cs
+++ b/ShareX/UploadTask.cs
@@ -950,7 +950,8 @@ public UploadResult UploadFile(Stream stream, string fileName)
                     {
                         Path = Program.UploadersConfig.OwnCloudPath,
                         CreateShare = Program.UploadersConfig.OwnCloudCreateShare,
-                        DirectLink = Program.UploadersConfig.OwnCloudDirectLink
+                        DirectLink = Program.UploadersConfig.OwnCloudDirectLink,
+                        IgnoreInvalidCert = Program.UploadersConfig.OwnCloudIgnoreInvalidCert
                     };
                     break;
                 case FileDestination.Pushbullet:
diff --git a/UploadersLib/FileUploaders/OwnCloud.cs b/UploadersLib/FileUploaders/OwnCloud.cs
index 9573fbcf9..5d818e36a 100644
--- a/UploadersLib/FileUploaders/OwnCloud.cs
+++ b/UploadersLib/FileUploaders/OwnCloud.cs
@@ -40,6 +40,7 @@ public sealed class OwnCloud : FileUploader
         public string Path { get; set; }
         public bool CreateShare { get; set; }
         public bool DirectLink { get; set; }
+        public bool IgnoreInvalidCert { get; set; }
 
         public OwnCloud(string host, string username, string password)
         {
@@ -70,6 +71,10 @@ public override UploadResult Upload(Stream stream, string fileName)
             url = URLHelpers.FixPrefix(url);
             NameValueCollection headers = CreateAuthenticationHeader(Username, Password);
 
+            SSLBypassHelper sslBypassHelper = null;
+            if (IgnoreInvalidCert)
+                sslBypassHelper = new SSLBypassHelper();
+            
             string response = SendRequestStream(url, stream, Helpers.GetMimeType(fileName), headers, method: HttpMethod.PUT);
 
             UploadResult result = new UploadResult(response);
@@ -87,6 +92,9 @@ public override UploadResult Upload(Stream stream, string fileName)
                 }
             }
 
+            if (sslBypassHelper != null)
+                sslBypassHelper.Dispose();
+
             return result;
         }
 
diff --git a/UploadersLib/Forms/UploadersConfigForm.Designer.cs b/UploadersLib/Forms/UploadersConfigForm.Designer.cs
index b870ce756..d0dee4ae5 100644
--- a/UploadersLib/Forms/UploadersConfigForm.Designer.cs
+++ b/UploadersLib/Forms/UploadersConfigForm.Designer.cs
@@ -242,6 +242,7 @@ private void InitializeComponent()
             this.txtSendSpaceUserName = new System.Windows.Forms.TextBox();
             this.atcSendSpaceAccountType = new UploadersLib.AccountTypeControl();
             this.tpMediaCrush = new System.Windows.Forms.TabPage();
+            this.cbMediaCrushDirectLink = new System.Windows.Forms.CheckBox();
             this.tpGe_tt = new System.Windows.Forms.TabPage();
             this.lblGe_ttStatus = new System.Windows.Forms.Label();
             this.lblGe_ttPassword = new System.Windows.Forms.Label();
@@ -391,7 +392,7 @@ private void InitializeComponent()
             this.ttlvMain = new HelpersLib.TabToListView();
             this.lblWidthHint = new System.Windows.Forms.Label();
             this.actRapidShareAccountType = new UploadersLib.AccountTypeControl();
-            this.cbMediaCrushDirectLink = new System.Windows.Forms.CheckBox();
+            this.cbOwnCloudIgnoreInvalidCert = new System.Windows.Forms.CheckBox();
             this.tpOtherUploaders.SuspendLayout();
             this.tcOtherUploaders.SuspendLayout();
             this.tpCustomUploaders.SuspendLayout();
@@ -2245,6 +2246,7 @@ private void InitializeComponent()
             // 
             // tpOwnCloud
             // 
+            this.tpOwnCloud.Controls.Add(this.cbOwnCloudIgnoreInvalidCert);
             this.tpOwnCloud.Controls.Add(this.cbOwnCloudDirectLink);
             this.tpOwnCloud.Controls.Add(this.cbOwnCloudCreateShare);
             this.tpOwnCloud.Controls.Add(this.txtOwnCloudPath);
@@ -2667,6 +2669,17 @@ private void InitializeComponent()
             this.tpMediaCrush.Text = "MediaCrush";
             this.tpMediaCrush.UseVisualStyleBackColor = true;
             // 
+            // cbMediaCrushDirectLink
+            // 
+            this.cbMediaCrushDirectLink.AutoSize = true;
+            this.cbMediaCrushDirectLink.Location = new System.Drawing.Point(16, 16);
+            this.cbMediaCrushDirectLink.Name = "cbMediaCrushDirectLink";
+            this.cbMediaCrushDirectLink.Size = new System.Drawing.Size(187, 17);
+            this.cbMediaCrushDirectLink.TabIndex = 10;
+            this.cbMediaCrushDirectLink.Text = "Direct link (Adds \"/direct\" to URL)";
+            this.cbMediaCrushDirectLink.UseVisualStyleBackColor = true;
+            this.cbMediaCrushDirectLink.CheckedChanged += new System.EventHandler(this.cbMediaCrushDirectLink_CheckedChanged);
+            // 
             // tpGe_tt
             // 
             this.tpGe_tt.Controls.Add(this.lblGe_ttStatus);
@@ -4206,16 +4219,16 @@ private void InitializeComponent()
             this.actRapidShareAccountType.Size = new System.Drawing.Size(214, 29);
             this.actRapidShareAccountType.TabIndex = 16;
             // 
-            // cbMediaCrushDirectLink
+            // cbOwnCloudIgnoreInvalidCert
             // 
-            this.cbMediaCrushDirectLink.AutoSize = true;
-            this.cbMediaCrushDirectLink.Location = new System.Drawing.Point(16, 16);
-            this.cbMediaCrushDirectLink.Name = "cbMediaCrushDirectLink";
-            this.cbMediaCrushDirectLink.Size = new System.Drawing.Size(187, 17);
-            this.cbMediaCrushDirectLink.TabIndex = 10;
-            this.cbMediaCrushDirectLink.Text = "Direct link (Adds \"/direct\" to URL)";
-            this.cbMediaCrushDirectLink.UseVisualStyleBackColor = true;
-            this.cbMediaCrushDirectLink.CheckedChanged += new System.EventHandler(this.cbMediaCrushDirectLink_CheckedChanged);
+            this.cbOwnCloudIgnoreInvalidCert.AutoSize = true;
+            this.cbOwnCloudIgnoreInvalidCert.Location = new System.Drawing.Point(19, 159);
+            this.cbOwnCloudIgnoreInvalidCert.Name = "cbOwnCloudIgnoreInvalidCert";
+            this.cbOwnCloudIgnoreInvalidCert.Size = new System.Drawing.Size(161, 17);
+            this.cbOwnCloudIgnoreInvalidCert.TabIndex = 10;
+            this.cbOwnCloudIgnoreInvalidCert.Text = "Ignore invalid SSL certificate";
+            this.cbOwnCloudIgnoreInvalidCert.UseVisualStyleBackColor = true;
+            this.cbOwnCloudIgnoreInvalidCert.CheckedChanged += new System.EventHandler(this.cbOwnCloudIgnoreInvalidCert_CheckedChanged);
             // 
             // UploadersConfigForm
             // 
@@ -4701,6 +4714,7 @@ private void InitializeComponent()
         private System.Windows.Forms.TabPage tpOneDrive;
         private OAuthControl oAuth2OneDrive;
         private System.Windows.Forms.TabPage tpMediaCrush;
-        private System.Windows.Forms.CheckBox cbMediaCrushDirectLink;        
+        private System.Windows.Forms.CheckBox cbMediaCrushDirectLink;
+        private System.Windows.Forms.CheckBox cbOwnCloudIgnoreInvalidCert;        
     }
 }
\ No newline at end of file
diff --git a/UploadersLib/Forms/UploadersConfigForm.cs b/UploadersLib/Forms/UploadersConfigForm.cs
index 308289eee..6ae5b46af 100644
--- a/UploadersLib/Forms/UploadersConfigForm.cs
+++ b/UploadersLib/Forms/UploadersConfigForm.cs
@@ -472,6 +472,7 @@ public void LoadSettings(UploadersConfig uploadersConfig)
             txtOwnCloudPath.Text = Config.OwnCloudPath;
             cbOwnCloudCreateShare.Checked = Config.OwnCloudCreateShare;
             cbOwnCloudDirectLink.Checked = Config.OwnCloudDirectLink;
+            cbOwnCloudIgnoreInvalidCert.Checked = Config.OwnCloudIgnoreInvalidCert;
 
             // MediaFire
 
@@ -1702,6 +1703,11 @@ private void cbOwnCloudDirectLink_CheckedChanged(object sender, EventArgs e)
             Config.OwnCloudDirectLink = cbOwnCloudDirectLink.Checked;
         }
 
+        private void cbOwnCloudIgnoreInvalidCert_CheckedChanged(object sender, EventArgs e)
+        {
+            Config.OwnCloudIgnoreInvalidCert = cbOwnCloudIgnoreInvalidCert.Checked;
+        }
+
         #endregion ownCloud
 
         #region Pushbullet
diff --git a/UploadersLib/UploadersConfig.cs b/UploadersLib/UploadersConfig.cs
index a6d10a540..9bd1d2118 100644
--- a/UploadersLib/UploadersConfig.cs
+++ b/UploadersLib/UploadersConfig.cs
@@ -217,6 +217,7 @@ public class UploadersConfig : SettingsBase<UploadersConfig>
         public string OwnCloudPath = "/";
         public bool OwnCloudCreateShare = true;
         public bool OwnCloudDirectLink = false;
+        public bool OwnCloudIgnoreInvalidCert = false;
 
         // MediaFire