diff --git a/composer.json b/composer.json
index 4b809b14b0..281545472e 100644
--- a/composer.json
+++ b/composer.json
@@ -6,15 +6,14 @@
 		},
         {
             "type": "pear",
-            "url": "http://pear.horde.org"
+            "url": "https://pear.horde.org"
         }
     ],
 	"config": {
-		"secure-http": false
 	},
 	"require": {
 		"php": ">=5.4,<=8.0.0alpha1",
-		"pear-pear.horde.org/Horde_Imap_Client": ">=2.24.2",
+		"pear-pear.horde.org/Horde_Imap_Client": ">=2.29.7",
 		"pear-pear.horde.org/Horde_Nls": ">=2.0.3",
 		"pear-pear.horde.org/Horde_Mail": ">=2.1.2",
 		"pear-pear.horde.org/Horde_Smtp": ">=1.3.0",
diff --git a/composer.lock b/composer.lock
index 134b13e8f1..ffaa2deb12 100644
--- a/composer.lock
+++ b/composer.lock
@@ -4,15 +4,15 @@
         "Read more about it at https://getcomposer.org/doc/01-basic-usage.md#composer-lock-the-lock-file",
         "This file is @generated automatically"
     ],
-    "hash": "1d9dfcaff0ebb418375d1a7613ca79a0",
-    "content-hash": "d7bdb795883883c7ee83c02ecf2a7ddc",
+    "hash": "911a86388655b8cfaf1f6d3ed037bae9",
+    "content-hash": "f99d8959a81d1f09d10ebb3c46b831ac",
     "packages": [
         {
             "name": "pear-pear.horde.org/Horde_Compress",
             "version": "2.1.5",
             "dist": {
                 "type": "file",
-                "url": "http://pear.horde.org/get/Horde_Compress-2.1.5.tgz",
+                "url": "https://pear.horde.org/get/Horde_Compress-2.1.5.tgz",
                 "reference": null,
                 "shasum": null
             },
@@ -45,7 +45,7 @@
             "version": "1.1.1",
             "dist": {
                 "type": "file",
-                "url": "http://pear.horde.org/get/Horde_Crypt_Blowfish-1.1.1.tgz",
+                "url": "https://pear.horde.org/get/Horde_Crypt_Blowfish-1.1.1.tgz",
                 "reference": null,
                 "shasum": null
             },
@@ -76,7 +76,7 @@
             "version": "2.3.0",
             "dist": {
                 "type": "file",
-                "url": "http://pear.horde.org/get/Horde_Date-2.3.0.tgz",
+                "url": "https://pear.horde.org/get/Horde_Date-2.3.0.tgz",
                 "reference": null,
                 "shasum": null
             },
@@ -108,7 +108,7 @@
             "version": "2.0.8",
             "dist": {
                 "type": "file",
-                "url": "http://pear.horde.org/get/Horde_Exception-2.0.8.tgz",
+                "url": "https://pear.horde.org/get/Horde_Exception-2.0.8.tgz",
                 "reference": null,
                 "shasum": null
             },
@@ -138,7 +138,7 @@
             "version": "2.1.4",
             "dist": {
                 "type": "file",
-                "url": "http://pear.horde.org/get/Horde_Icalendar-2.1.4.tgz",
+                "url": "https://pear.horde.org/get/Horde_Icalendar-2.1.4.tgz",
                 "reference": null,
                 "shasum": null
             },
@@ -173,7 +173,7 @@
             "version": "1.0.4",
             "dist": {
                 "type": "file",
-                "url": "http://pear.horde.org/get/Horde_Idna-1.0.4.tgz",
+                "url": "https://pear.horde.org/get/Horde_Idna-1.0.4.tgz",
                 "reference": null,
                 "shasum": null
             },
@@ -201,10 +201,10 @@
         },
         {
             "name": "pear-pear.horde.org/Horde_Imap_Client",
-            "version": "2.29.6",
+            "version": "2.29.7",
             "dist": {
                 "type": "file",
-                "url": "http://pear.horde.org/get/Horde_Imap_Client-2.29.6.tgz",
+                "url": "https://pear.horde.org/get/Horde_Imap_Client-2.29.7.tgz",
                 "reference": null,
                 "shasum": null
             },
@@ -223,7 +223,7 @@
                 "php": "<8.0.0.0"
             },
             "replace": {
-                "pear-horde/horde_imap_client": "== 2.29.6.0"
+                "pear-horde/horde_imap_client": "== 2.29.7.0"
             },
             "type": "pear-library",
             "autoload": {
@@ -244,7 +244,7 @@
             "version": "1.2.4",
             "dist": {
                 "type": "file",
-                "url": "http://pear.horde.org/get/Horde_ListHeaders-1.2.4.tgz",
+                "url": "https://pear.horde.org/get/Horde_ListHeaders-1.2.4.tgz",
                 "reference": null,
                 "shasum": null
             },
@@ -276,7 +276,7 @@
             "version": "2.6.3",
             "dist": {
                 "type": "file",
-                "url": "http://pear.horde.org/get/Horde_Mail-2.6.3.tgz",
+                "url": "https://pear.horde.org/get/Horde_Mail-2.6.3.tgz",
                 "reference": null,
                 "shasum": null
             },
@@ -311,7 +311,7 @@
             "version": "1.0.1",
             "dist": {
                 "type": "file",
-                "url": "http://pear.horde.org/get/Horde_ManageSieve-1.0.1.tgz",
+                "url": "https://pear.horde.org/get/Horde_ManageSieve-1.0.1.tgz",
                 "reference": null,
                 "shasum": null
             },
@@ -343,7 +343,7 @@
             "version": "1.0.8",
             "dist": {
                 "type": "file",
-                "url": "http://pear.horde.org/get/Horde_Mapi-1.0.8.tgz",
+                "url": "https://pear.horde.org/get/Horde_Mapi-1.0.8.tgz",
                 "reference": null,
                 "shasum": null
             },
@@ -372,10 +372,10 @@
         },
         {
             "name": "pear-pear.horde.org/Horde_Mime",
-            "version": "2.9.4",
+            "version": "2.9.5",
             "dist": {
                 "type": "file",
-                "url": "http://pear.horde.org/get/Horde_Mime-2.9.4.tgz",
+                "url": "https://pear.horde.org/get/Horde_Mime-2.9.5.tgz",
                 "reference": null,
                 "shasum": null
             },
@@ -392,7 +392,7 @@
                 "php": "<8.0.0.0"
             },
             "replace": {
-                "pear-horde/horde_mime": "== 2.9.4.0"
+                "pear-horde/horde_mime": "== 2.9.5.0"
             },
             "type": "pear-library",
             "autoload": {
@@ -413,7 +413,7 @@
             "version": "2.2.0",
             "dist": {
                 "type": "file",
-                "url": "http://pear.horde.org/get/Horde_Nls-2.2.0.tgz",
+                "url": "https://pear.horde.org/get/Horde_Nls-2.2.0.tgz",
                 "reference": null,
                 "shasum": null
             },
@@ -444,7 +444,7 @@
             "version": "2.0.6",
             "dist": {
                 "type": "file",
-                "url": "http://pear.horde.org/get/Horde_Secret-2.0.6.tgz",
+                "url": "https://pear.horde.org/get/Horde_Secret-2.0.6.tgz",
                 "reference": null,
                 "shasum": null
             },
@@ -477,7 +477,7 @@
             "version": "1.9.3",
             "dist": {
                 "type": "file",
-                "url": "http://pear.horde.org/get/Horde_Smtp-1.9.3.tgz",
+                "url": "https://pear.horde.org/get/Horde_Smtp-1.9.3.tgz",
                 "reference": null,
                 "shasum": null
             },
@@ -512,7 +512,7 @@
             "version": "2.1.1",
             "dist": {
                 "type": "file",
-                "url": "http://pear.horde.org/get/Horde_Socket_Client-2.1.1.tgz",
+                "url": "https://pear.horde.org/get/Horde_Socket_Client-2.1.1.tgz",
                 "reference": null,
                 "shasum": null
             },
@@ -542,7 +542,7 @@
             "version": "1.6.3",
             "dist": {
                 "type": "file",
-                "url": "http://pear.horde.org/get/Horde_Stream-1.6.3.tgz",
+                "url": "https://pear.horde.org/get/Horde_Stream-1.6.3.tgz",
                 "reference": null,
                 "shasum": null
             },
@@ -572,7 +572,7 @@
             "version": "2.0.4",
             "dist": {
                 "type": "file",
-                "url": "http://pear.horde.org/get/Horde_Stream_Filter-2.0.4.tgz",
+                "url": "https://pear.horde.org/get/Horde_Stream_Filter-2.0.4.tgz",
                 "reference": null,
                 "shasum": null
             },
@@ -601,7 +601,7 @@
             "version": "2.1.3",
             "dist": {
                 "type": "file",
-                "url": "http://pear.horde.org/get/Horde_Stream_Wrapper-2.1.3.tgz",
+                "url": "https://pear.horde.org/get/Horde_Stream_Wrapper-2.1.3.tgz",
                 "reference": null,
                 "shasum": null
             },
@@ -630,7 +630,7 @@
             "version": "2.1.5",
             "dist": {
                 "type": "file",
-                "url": "http://pear.horde.org/get/Horde_Support-2.1.5.tgz",
+                "url": "https://pear.horde.org/get/Horde_Support-2.1.5.tgz",
                 "reference": null,
                 "shasum": null
             },
@@ -662,7 +662,7 @@
             "version": "2.0.3",
             "dist": {
                 "type": "file",
-                "url": "http://pear.horde.org/get/Horde_Text_Flowed-2.0.3.tgz",
+                "url": "https://pear.horde.org/get/Horde_Text_Flowed-2.0.3.tgz",
                 "reference": null,
                 "shasum": null
             },
@@ -692,7 +692,7 @@
             "version": "2.2.1",
             "dist": {
                 "type": "file",
-                "url": "http://pear.horde.org/get/Horde_Translation-2.2.1.tgz",
+                "url": "https://pear.horde.org/get/Horde_Translation-2.2.1.tgz",
                 "reference": null,
                 "shasum": null
             },
@@ -721,7 +721,7 @@
             "version": "2.5.7",
             "dist": {
                 "type": "file",
-                "url": "http://pear.horde.org/get/Horde_Util-2.5.7.tgz",
+                "url": "https://pear.horde.org/get/Horde_Util-2.5.7.tgz",
                 "reference": null,
                 "shasum": null
             },
@@ -1054,9 +1054,7 @@
     "packages-dev": [],
     "aliases": [],
     "minimum-stability": "stable",
-    "stability-flags": {
-        "php": 15
-    },
+    "stability-flags": [],
     "prefer-stable": false,
     "prefer-lowest": false,
     "platform": {