diff --git a/config/software/gtar.rb b/config/software/gtar.rb
index 992ccf8a6..ea3b453bb 100644
--- a/config/software/gtar.rb
+++ b/config/software/gtar.rb
@@ -27,7 +27,7 @@
 license "GPL-3.0"
 license_file "COPYING"
 
-source url: "http://ftp.gnu.org/gnu/tar/tar-#{version}.tar.gz"
+source url: "https://ftp.gnu.org/gnu/tar/tar-#{version}.tar.gz"
 
 relative_path "tar-#{version}"
 
@@ -36,6 +36,7 @@
 
   configure_command = [
     "./configure",
+    "FORCE_UNSAFE_CONFIGURE=1",
     "--prefix=#{install_dir}/embedded",
   ]
 
diff --git a/config/software/libedit.rb b/config/software/libedit.rb
index e1a147190..73635c3a3 100644
--- a/config/software/libedit.rb
+++ b/config/software/libedit.rb
@@ -33,7 +33,7 @@
 version("20130712-3.1") { source sha256: "5d9b1a9dd66f1fe28bbd98e4d8ed1a22d8da0d08d902407dcc4a0702c8d88a37" }
 version("20120601-3.0") { source sha256: "51f0f4b4a97b7ebab26e7b5c2564c47628cdb3042fd8ba8d0605c719d2541918" }
 
-source url: "http://www.thrysoee.dk/editline/libedit-#{version}.tar.gz"
+source url: "https://www.thrysoee.dk/editline/libedit-#{version}.tar.gz"
 
 if version == "20141030-3.1"
   # released tar file has name discrepency in folder name for this version
diff --git a/config/software/libintl-perl.rb b/config/software/libintl-perl.rb
index 16ffec456..19e2f433b 100644
--- a/config/software/libintl-perl.rb
+++ b/config/software/libintl-perl.rb
@@ -43,7 +43,7 @@
 version("1.32") { source sha256: "80108298f2564ecbfc7110a3042008e665ed00c2e155b36b0188e6c1135ceba5" }
 version("1.23") { source sha256: "60da16356c2fa89a0c542c825d626c8c2811202b6002b56d8574b928a1379ffa" }
 
-source url: "http://search.cpan.org/CPAN/authors/id/G/GU/GUIDO/libintl-perl-#{version}.tar.gz"
+source url: "https://search.cpan.org/CPAN/authors/id/G/GU/GUIDO/libintl-perl-#{version}.tar.gz"
 
 relative_path "libintl-perl-#{version}"
 
diff --git a/config/software/liblzma.rb b/config/software/liblzma.rb
index 2b7813556..16ab5761a 100644
--- a/config/software/liblzma.rb
+++ b/config/software/liblzma.rb
@@ -28,7 +28,7 @@
 version("5.2.3") { source sha256: "71928b357d0a09a12a4b4c5fafca8c31c19b0e7d3b8ebb19622e96f26dbf28cb" }
 version("5.2.2") { source sha256: "73df4d5d34f0468bd57d09f2d8af363e95ed6cc3a4a86129d2f2c366259902a2" }
 
-source url: "http://tukaani.org/xz/xz-#{version}.tar.gz"
+source url: "https://tukaani.org/xz/xz-#{version}.tar.gz"
 
 relative_path "xz-#{version}"
 
diff --git a/config/software/pcre.rb b/config/software/pcre.rb
index 881ea1e9e..be4ac6c1d 100644
--- a/config/software/pcre.rb
+++ b/config/software/pcre.rb
@@ -31,7 +31,7 @@
 version("8.44") { source sha256: "aecafd4af3bd0f3935721af77b889d9024b2e01d96b58471bd91a3063fb47728" }
 version("8.38") { source sha256: "9883e419c336c63b0cb5202b09537c140966d585e4d0da66147dc513da13e629" }
 
-source url: "http://downloads.sourceforge.net/project/pcre/pcre/#{version}/pcre-#{version}.tar.gz"
+source url: "https://downloads.sourceforge.net/project/pcre/pcre/#{version}/pcre-#{version}.tar.gz"
 
 relative_path "pcre-#{version}"
 
diff --git a/config/software/perl.rb b/config/software/perl.rb
index 2cb55bec7..87d9f581d 100644
--- a/config/software/perl.rb
+++ b/config/software/perl.rb
@@ -28,7 +28,7 @@
 version("5.30.0") { source sha256: "851213c754d98ccff042caa40ba7a796b2cee88c5325f121be5cbb61bbf975f2" }
 version("5.22.1") { source sha256: "2b475d0849d54c4250e9cba4241b7b7291cffb45dfd083b677ca7b5d38118f27" }
 version("5.18.1") { source sha256: "655e11a8ffba8853efcdce568a142c232600ed120ac24aaebb4e6efe74e85b2b" }
-source url: "http://www.cpan.org/src/5.0/perl-#{version}.tar.gz"
+source url: "https://www.cpan.org/src/5.0/perl-#{version}.tar.gz"
 
 # perl builds perl as libraries into a special directory. We need to include
 # that directory in lib_dirs so omnibus can sign them during macOS deep signing.
diff --git a/config/software/perl_pg_driver.rb b/config/software/perl_pg_driver.rb
index ab8ea7a69..f06356109 100644
--- a/config/software/perl_pg_driver.rb
+++ b/config/software/perl_pg_driver.rb
@@ -32,7 +32,7 @@
 version("3.5.3")  { source sha256: "7e98a9b975256a4733db1c0e974cad5ad5cb821489323e395ed97bd058e0a90e" }
 version("3.3.0")  { source sha256: "52f43de5b2d916d447d7ed252b127f728b226dc88db57d4fe9712e21d3586ffe" }
 
-source url: "http://search.cpan.org/CPAN/authors/id/T/TU/TURNSTEP/DBD-Pg-#{version}.tar.gz"
+source url: "https://search.cpan.org/CPAN/authors/id/T/TU/TURNSTEP/DBD-Pg-#{version}.tar.gz"
 
 relative_path "DBD-Pg-#{version}"
 
diff --git a/config/software/pkg-config-lite.rb b/config/software/pkg-config-lite.rb
index 352cbbf52..b9d41c35e 100644
--- a/config/software/pkg-config-lite.rb
+++ b/config/software/pkg-config-lite.rb
@@ -27,7 +27,7 @@
 
 version("0.28-1") { source sha256: "21b76ec4e115ee30f9b3077a2506e48e8b837332ed4d30c9776502e69c6a29e5" }
 
-source url: "http://downloads.sourceforge.net/project/pkgconfiglite/#{version}/pkg-config-lite-#{version}.tar.gz"
+source url: "https://downloads.sourceforge.net/project/pkgconfiglite/#{version}/pkg-config-lite-#{version}.tar.gz"
 
 relative_path "pkg-config-lite-#{version}"
 
diff --git a/config/software/redis.rb b/config/software/redis.rb
index 9662b84f7..ea6850126 100644
--- a/config/software/redis.rb
+++ b/config/software/redis.rb
@@ -39,7 +39,7 @@
   source sha256: "61db74eabf6801f057fd24b590232f2f337d422280fd19486eca03be87d3a82b"
 end
 
-source url: "http://download.redis.io/releases/redis-#{version}.tar.gz"
+source url: "https://download.redis.io/releases/redis-#{version}.tar.gz"
 
 relative_path "redis-#{version}"