diff --git a/CONTRIBUTING.md b/CONTRIBUTING.md
index 3ad34226..c2645000 100644
--- a/CONTRIBUTING.md
+++ b/CONTRIBUTING.md
@@ -15,7 +15,7 @@ Reporting bugs
       in debug mode and include the relevant part of the output. To enable
       debug mode, run ZNC with the `-D` flag.
 
-[The debugging page]:http://wiki.znc.in/Debugging
+[The debugging page]:https://wiki.znc.in/Debugging
 
 Code changes
 ============
@@ -24,4 +24,4 @@ Code changes
 * For deciding which branch to pull request, please see [the branches page]
   on wiki.znc.in.
 
-[The branches page]:http://wiki.znc.in/Branches
+[The branches page]:https://wiki.znc.in/Branches
diff --git a/Makefile.in b/Makefile.in
index ed477f7f..5b2d058f 100644
--- a/Makefile.in
+++ b/Makefile.in
@@ -231,7 +231,7 @@ install: znc znc.service $(LIBZNC)
 	@echo " to generate a config file."
 	@echo ""
 	@echo " If you need help with using ZNC, please visit our wiki at:"
-	@echo "   http://znc.in"
+	@echo "   https://znc.in"
 
 uninstall:
 	rm $(DESTDIR)$(bindir)/znc
diff --git a/README.md b/README.md
index a21ee6a4..79923e83 100644
--- a/README.md
+++ b/README.md
@@ -1,4 +1,4 @@
-# [![ZNC](http://wiki.znc.in/resources/assets/wiki.png)](http://znc.in) - An advanced IRC bouncer
+# [![ZNC](https://wiki.znc.in/resources/assets/wiki.png)](https://znc.in) - An advanced IRC bouncer
 
 [![Travis Build Status](https://img.shields.io/travis/znc/znc/master.svg?label=linux%2Fmacos)](https://travis-ci.org/znc/znc)
 [![Jenkins Build Status](https://img.shields.io/jenkins/s/https/jenkins.znc.in/job/znc/job/znc/job/master.svg?label=freebsd)](https://jenkins.znc.in/job/znc/job/znc/job/master/)
@@ -158,12 +158,12 @@ These directories are also in there:
 
 This file shouldn't be too hard too understand. An explanation of all the
 items can be found on the
-[Configuration](http://wiki.znc.in/Configuration)-Page.
+[Configuration](https://wiki.znc.in/Configuration)-Page.
 **Warning: better not to edit config, while ZNC is running.** Use  the
 [webadmin] and [controlpanel] modules instead.
 
-[webadmin]:http://wiki.znc.in/Webadmin
-[controlpanel]:http://wiki.znc.in/Controlpanel
+[webadmin]:https://wiki.znc.in/Webadmin
+[controlpanel]:https://wiki.znc.in/Controlpanel
 
 If you changed some settings while ZNC is running, a simple
 `pkill -SIGUSR1 znc` will make ZNC rewrite its config file. Alternatively
@@ -178,17 +178,17 @@ and running make or with the `znc-buildmod` shell script.
 
 For additional info look in the wiki:
 
-- [Writing modules](http://wiki.znc.in/Writing_modules)
+- [Writing modules](https://wiki.znc.in/Writing_modules)
 
 Perl modules are loaded through the global module
-[ModPerl](http://wiki.znc.in/Modperl).
+[ModPerl](https://wiki.znc.in/Modperl).
 
 Python modules are loaded through the global module
-[ModPython](http://wiki.znc.in/Modpython).
+[ModPython](https://wiki.znc.in/Modpython).
 
 ## Further infos
 
-Please visit http://znc.in/ or
+Please visit https://znc.in/ or
 [#znc on freenode](ircs://irc.freenode.net:6697/#znc) if you still have
 questions.
 
diff --git a/modules/awaynick.cpp b/modules/awaynick.cpp
index 5b895b9a..e6a956ca 100644
--- a/modules/awaynick.cpp
+++ b/modules/awaynick.cpp
@@ -21,7 +21,7 @@ class CAwayNickMod : public CModule {
     MODCONSTRUCTOR(CAwayNickMod) {}
 
     bool OnLoad(const CString&, CString& sMessage) override {
-        sMessage = "retired module - see http://wiki.znc.in/awaynick";
+        sMessage = "retired module - see https://wiki.znc.in/awaynick";
         return false;
     }
 };
@@ -32,4 +32,4 @@ void TModInfo<CAwayNickMod>(CModInfo& Info) {
 }
 
 NETWORKMODULEDEFS(CAwayNickMod,
-                  "retired module - see http://wiki.znc.in/awaynick")
+                  "retired module - see https://wiki.znc.in/awaynick")
diff --git a/modules/data/webadmin/tmpl/add_edit_network.tmpl b/modules/data/webadmin/tmpl/add_edit_network.tmpl
index f8eda3a1..fc122467 100644
--- a/modules/data/webadmin/tmpl/add_edit_network.tmpl
+++ b/modules/data/webadmin/tmpl/add_edit_network.tmpl
@@ -237,7 +237,7 @@
 				<? LOOP ModuleLoop ?>
 					<tr class="<? IF __EVEN__ ?>evenrow<? ELSE ?>oddrow<? ENDIF ?>">
 						<td class="mod_name">
-							<input type="checkbox" name="loadmod" id="lm_<? VAR Name ?>" value="<? VAR Name ?>"<? IF Checked ?> checked="checked"<? ENDIF ?><? IF Disabled ?> disabled="disabled"<? ENDIF ?> /><label for="lm_<? VAR Name ?>"> <? IF Wiki ?><a href="http://wiki.znc.in/<? VAR Wiki ?>" target="_blank" class="external"><? VAR Name ?></a> <? ELSE ?> <? VAR Name ?> <? ENDIF ?></label>
+							<input type="checkbox" name="loadmod" id="lm_<? VAR Name ?>" value="<? VAR Name ?>"<? IF Checked ?> checked="checked"<? ENDIF ?><? IF Disabled ?> disabled="disabled"<? ENDIF ?> /><label for="lm_<? VAR Name ?>"> <? IF Wiki ?><a href="https://wiki.znc.in/<? VAR Wiki ?>" target="_blank" class="external"><? VAR Name ?></a> <? ELSE ?> <? VAR Name ?> <? ENDIF ?></label>
 						</td>
 						<td class="mod_args">
 							<? IF Disabled ?>
diff --git a/modules/data/webadmin/tmpl/add_edit_user.tmpl b/modules/data/webadmin/tmpl/add_edit_user.tmpl
index d396363b..b6c08c86 100644
--- a/modules/data/webadmin/tmpl/add_edit_user.tmpl
+++ b/modules/data/webadmin/tmpl/add_edit_user.tmpl
@@ -177,7 +177,7 @@
 				<? LOOP ModuleLoop ?>
 					<tr class="<? IF __EVEN__ ?>evenrow<? ELSE ?>oddrow<? ENDIF ?>">
 						<td class="mod_name">
-							<input type="checkbox" name="loadmod" id="lm_<? VAR Name ?>" value="<? VAR Name ?>"<? IF Checked ?> checked="checked"<? ENDIF ?><? IF Disabled ?> disabled="disabled"<? ENDIF ?> /><label for="lm_<? VAR Name ?>"> <? IF Wiki ?><a href="http://wiki.znc.in/<? VAR Wiki ?>" target="_blank" class="external"><? VAR Name ?></a> <? ELSE ?> <? VAR Name ?> <? ENDIF ?></label>
+							<input type="checkbox" name="loadmod" id="lm_<? VAR Name ?>" value="<? VAR Name ?>"<? IF Checked ?> checked="checked"<? ENDIF ?><? IF Disabled ?> disabled="disabled"<? ENDIF ?> /><label for="lm_<? VAR Name ?>"> <? IF Wiki ?><a href="https://wiki.znc.in/<? VAR Wiki ?>" target="_blank" class="external"><? VAR Name ?></a> <? ELSE ?> <? VAR Name ?> <? ENDIF ?></label>
 						</td>
 						<td class="mod_args">
 							<? IF Disabled ?>
@@ -323,7 +323,7 @@
 					       title="<? FORMAT "Maximum number of IRC networks allowed for this user." ?>" <? IF !ImAdmin ?>disabled="disabled"<? ENDIF ?> />
 				</div>
 
-				<? SETBLOCK Substitutions_Link ?><a href="http://wiki.znc.in/ExpandString" target="_blank" class="external"><? FORMAT "Substitutions" ?></a><? ENDSETBLOCK ?>
+				<? SETBLOCK Substitutions_Link ?><a href="https://wiki.znc.in/ExpandString" target="_blank" class="external"><? FORMAT "Substitutions" ?></a><? ENDSETBLOCK ?>
 				<div class="subsection half" id="ctcpreplies_plain">
 					<div class="inputlabel"><label for="ctcpreplies"><? FORMAT "CTCP Replies:" ?></label></div>
 					<div><textarea id="ctcpreplies" name="ctcpreplies" cols="70" rows="3" id="ctcpreplies_text"><? LOOP CTCPLoop ?><? VAR CTCP ?>
diff --git a/modules/data/webadmin/tmpl/settings.tmpl b/modules/data/webadmin/tmpl/settings.tmpl
index 281b4344..c5b43eb1 100644
--- a/modules/data/webadmin/tmpl/settings.tmpl
+++ b/modules/data/webadmin/tmpl/settings.tmpl
@@ -182,7 +182,7 @@
 							<? IF Checked ?> checked="checked"<? ENDIF ?>
 							<? IF Disabled ?> disabled="disabled"<? ENDIF ?> />
 							<label for="lm_<? VAR Name ?>">
-							<? IF Wiki ?><a href="http://wiki.znc.in/<? VAR Wiki ?>" target="_blank" class="external"><? VAR Name ?></a>
+							<? IF Wiki ?><a href="https://wiki.znc.in/<? VAR Wiki ?>" target="_blank" class="external"><? VAR Name ?></a>
 							<? ELSE ?> <? VAR Name ?> <? ENDIF ?></label>
 						</td>
 						<td class="mod_args">
diff --git a/src/User.cpp b/src/User.cpp
index b8617541..2347a7c6 100644
--- a/src/User.cpp
+++ b/src/User.cpp
@@ -1359,7 +1359,7 @@ CString CUser::GetRealName() const {
     // Not include version number via GetTag() because of
     // https://github.com/znc/znc/issues/818#issuecomment-70402820
     return (!m_sRealName.Trim_n().empty()) ? m_sRealName
-                                           : "ZNC - http://znc.in";
+                                           : "ZNC - https://znc.in";
 }
 const CString& CUser::GetBindHost() const { return m_sBindHost; }
 const CString& CUser::GetDCCBindHost() const { return m_sDCCBindHost; }
diff --git a/src/main.cpp b/src/main.cpp
index cc1509ab..0416e642 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -411,7 +411,7 @@ int main(int argc, char** argv) {
             CUtils::PrintError(
                 "No modules found. Perhaps you didn't install ZNC properly?");
             CUtils::PrintError(
-                "Read http://wiki.znc.in/Installation for instructions.");
+                "Read https://wiki.znc.in/Installation for instructions.");
             if (!CUtils::GetBoolInput(
                     "Do you really want to run ZNC without any modules?",
                     false)) {
diff --git a/src/znc.cpp b/src/znc.cpp
index 0427fc07..f58800b8 100644
--- a/src/znc.cpp
+++ b/src/znc.cpp
@@ -126,8 +126,8 @@ CString CZNC::GetTag(bool bIncludeVersion, bool bHTML) {
     if (!Get().m_bHideVersion) {
         bIncludeVersion = true;
     }
-    CString sAddress =
-        bHTML ? "<a href=\"http://znc.in\">http://znc.in</a>" : "http://znc.in";
+    CString sAddress = bHTML ? "<a href=\"https://znc.in\">https://znc.in</a>"
+                             : "https://znc.in";
 
     if (!bIncludeVersion) {
         return "ZNC - " + sAddress;
@@ -624,7 +624,7 @@ CString CZNC::MakeConfigHeader() {
            "//\n"
            "// But if you feel risky, you might want to read help on /znc "
            "saveconfig and /znc rehash.\n"
-           "// Also check http://wiki.znc.in/Configuration\n";
+           "// Also check https://wiki.znc.in/Configuration\n";
 }
 
 bool CZNC::WriteNewConfig(const CString& sConfigFile) {
diff --git a/znc-uninstalled.pc.in b/znc-uninstalled.pc.in
index ae9871bb..1f2df6e8 100644
--- a/znc-uninstalled.pc.in
+++ b/znc-uninstalled.pc.in
@@ -22,5 +22,5 @@ INC_PATH=-I${srcdir}/
 Name: ZNC
 Description: An advanced IRC proxy
 Version: ${version}
-URL: http://znc.in
+URL: https://znc.in
 Cflags: ${CPPFLAGS} ${MODFLAGS} ${INC_PATH}
diff --git a/znc.pc.cmake.in b/znc.pc.cmake.in
index 50c01b7b..de3e9a6d 100644
--- a/znc.pc.cmake.in
+++ b/znc.pc.cmake.in
@@ -15,6 +15,6 @@ moddatadir=${datadir}/znc
 Name: ZNC
 Description: An advanced IRC proxy
 Version: ${version}
-URL: http://znc.in
+URL: https://znc.in
 Cflags: @CMAKE_CXX_FLAGS@ -I@CMAKE_INSTALL_FULL_INCLUDEDIR@ -include znc/zncconfig.h -Dznc_export_lib_EXPORTS
 Libs: @znclib_pc@
diff --git a/znc.pc.in b/znc.pc.in
index 2f5b415e..508d0151 100644
--- a/znc.pc.in
+++ b/znc.pc.in
@@ -20,5 +20,5 @@ INC_PATH=-I${includedir}/znc
 Name: ZNC
 Description: An advanced IRC proxy
 Version: ${version}
-URL: http://znc.in
+URL: https://znc.in
 Cflags: ${CPPFLAGS} ${MODFLAGS} ${INC_PATH}