diff --git a/dosbox.json b/dosbox.json
index 1e6ecb8971..c2a19a12ae 100644
--- a/dosbox.json
+++ b/dosbox.json
@@ -7,7 +7,7 @@
     "installer": {
         "args": [
             "/S",
-            "/D=\"$dir\""
+            "/D=$dir"
         ]
     },
     "bin": [
diff --git a/erlang.json b/erlang.json
index 85d3741dec..b088c5777d 100644
--- a/erlang.json
+++ b/erlang.json
@@ -23,7 +23,7 @@
     "installer": {
         "args": [
             "/S",
-            "/D=\"$dir\""
+            "/D=$dir"
         ]
     },
     "uninstaller": {
diff --git a/haskell.json b/haskell.json
index cb286faad2..d2c8bca1aa 100644
--- a/haskell.json
+++ b/haskell.json
@@ -10,7 +10,7 @@
     "installer": {
         "args": [
             "/S",
-            "/D=\"$dir\""
+            "/D=$dir"
         ]
     },
     "uninstaller": {
diff --git a/jetbrains-toolbox.json b/jetbrains-toolbox.json
index d10491352f..d4c308707b 100644
--- a/jetbrains-toolbox.json
+++ b/jetbrains-toolbox.json
@@ -7,7 +7,7 @@
     "installer": {
         "args": [
             "/S",
-            "/D=\"$dir\""
+            "/D=$dir"
         ]
     },
     "uninstaller": {
diff --git a/julia.json b/julia.json
index 35b3f8d66f..21906728fc 100644
--- a/julia.json
+++ b/julia.json
@@ -16,7 +16,7 @@
         "file": "julia-installer.exe",
         "args": [
             "/S",
-            "/D=\"$dir\""
+            "/D=$dir"
         ]
     },
     "uninstaller": {
diff --git a/llvm.json b/llvm.json
index 0bab440db1..884574e29b 100644
--- a/llvm.json
+++ b/llvm.json
@@ -15,7 +15,7 @@
     "installer": {
         "args": [
             "/S",
-            "/D=\"$dir\""
+            "/D=$dir"
         ]
     },
     "uninstaller": {
diff --git a/lynx.json b/lynx.json
index b263262465..ed115614a4 100644
--- a/lynx.json
+++ b/lynx.json
@@ -4,8 +4,13 @@
     "url": "http://www.vordweb.co.uk/standards/lynx_v283.zip",
     "homepage": "http://www.vordweb.co.uk/standards/download_lynx.htm",
     "hash": "552bc68afd2ff9a5de88f26d76f55dd8697cf6082c6afb01b3d1a9942f4d3ee0",
-    "bin": "lynx.ps1",
-    "pre_install": "
-        \"\\\"$dir\\lynx.exe\\\" --cfg=\\\"$dir\\lynx.cfg\\\"\" | out-file -enc oem \"$dir\\lynx.ps1\"
-    "
+    "bin": "lynx.cmd",
+    "persist": [
+        "$dir/lynx.cfg"
+    ],
+    "pre_install": [
+        "$q = [char]34",
+        "set-content \"$dir/lynx.cfg\" -value $null",
+        "set-content \"$dir/lynx.cmd\" -value \"@$q$dir\\lynx.exe$q --cfg=$q$dir\\lynx.cfg$q %*\""
+    ]
 }
diff --git a/nmap.json b/nmap.json
index 70c486822f..7515b3fb35 100644
--- a/nmap.json
+++ b/nmap.json
@@ -8,7 +8,7 @@
     "installer": {
         "args": [
             "/S",
-            "/D=\"$dir\""
+            "/D=$dir"
         ]
     },
     "uninstaller": {
diff --git a/node-chakracore.json b/node-chakracore.json
index 0200352791..0da2752a6a 100644
--- a/node-chakracore.json
+++ b/node-chakracore.json
@@ -22,10 +22,10 @@
         ".",
         "bin"
     ],
-    "post_install": "
-        # Set npm prefix to install modules inside bin and npm cache so they persist
-        Set-Content -Value \"prefix=\\\"$persist_dir\\bin\\\"`ncache=\\\"$persist_dir\\cache\\\"\" -Path \"$dir\\node_modules\\npm\\npmrc\"
-    ",
+    "post_install": [
+        "# Set npm prefix to install modules inside bin and npm cache so they persist",
+        "Set-Content -Value \"prefix=$persist_dir\\bin`ncache=$persist_dir\\cache\" -Path \"$dir\\node_modules\\npm\\npmrc\""
+    ],
     "checkver": {
         "url": "https://nodejs.org/download/chakracore-release/index.json",
         "re": "v([\\d.]+)"
diff --git a/nodejs-lts.json b/nodejs-lts.json
index d8d312b7bd..94c05136fd 100644
--- a/nodejs-lts.json
+++ b/nodejs-lts.json
@@ -22,10 +22,10 @@
         ".",
         "bin"
     ],
-    "post_install": "
-        # Set npm prefix to install modules inside bin and npm cache so they persist
-        Set-Content -Value \"prefix=\\\"$persist_dir\\bin\\\"`ncache=\\\"$persist_dir\\cache\\\"\" -Path \"$dir\\node_modules\\npm\\npmrc\"
-    ",
+    "post_install": [
+        "# Set npm prefix to install modules inside bin and npm cache so they persist",
+        "Set-Content -Value \"prefix=$persist_dir\\bin`ncache=$persist_dir\\cache\" -Path \"$dir\\node_modules\\npm\\npmrc\""
+    ],
     "checkver": {
         "url": "https://nodejs.org/en/download/",
         "re": "LTS Version: <strong>([\\d.]+)</strong>"
diff --git a/nodejs.json b/nodejs.json
index 5d7ce623aa..3a78e33fc7 100644
--- a/nodejs.json
+++ b/nodejs.json
@@ -22,10 +22,10 @@
         ".",
         "bin"
     ],
-    "post_install": "
-        # Set npm prefix to install modules inside bin and npm cache so they persist
-        Set-Content -Value \"prefix=\\\"$persist_dir\\bin\\\"`ncache=\\\"$persist_dir\\cache\\\"\" -Path \"$dir\\node_modules\\npm\\npmrc\"
-    ",
+    "post_install": [
+        "# Set npm prefix to install modules inside bin and npm cache so they persist",
+        "Set-Content -Value \"prefix=$persist_dir\\bin`ncache=$persist_dir\\cache\" -Path \"$dir\\node_modules\\npm\\npmrc\""
+    ],
     "checkver": {
         "url": "https://nodejs.org/dist/latest/",
         "re": "node-v([\\d.]+)-x86.msi"
diff --git a/smartmontools.json b/smartmontools.json
index 08aa1c08c1..3accfeaa54 100644
--- a/smartmontools.json
+++ b/smartmontools.json
@@ -17,7 +17,7 @@
     "installer": {
         "args": [
             "/S",
-            "/D=\"$dir\""
+            "/D=$dir"
         ]
     },
     "checkver": {