--- a/engine/config.go
+++ b/engine/config.go
@@ -154,7 +154,7 @@
 
 // New creates a new server configuration based using the default values
 func New(versionString, description string) (*Config, error) {
-	tmpdir := env.Str("TMPDIR", "/tmp")
+	tmpdir := env.Str("TMPDIR", "@TERMUX_PREFIX@/tmp")
 	ac := &Config{
 		curlSupport: true,
 
@@ -187,7 +187,7 @@
 		defaultLuaDataFilename: "data.lua",
 
 		// List of configuration filenames to check
-		serverConfigurationFilenames: []string{"/etc/algernon/serverconf.lua", "/etc/algernon/server.lua"},
+		serverConfigurationFilenames: []string{"@TERMUX_PREFIX@/etc/algernon/serverconf.lua", "@TERMUX_PREFIX@/etc/algernon/server.lua"},
 
 		// Compression speed over compactness
 		cacheCompressionSpeed: true,
@@ -218,7 +218,7 @@
 		return nil, err
 	}
 	// Read in the mimetype information from the system. Set UTF-8 when setting Content-Type.
-	ac.mimereader = mime.New("/etc/mime.types", true)
+	ac.mimereader = mime.New("@TERMUX_PREFIX@/etc/mime.types", true)
 	ac.setupLogging()
 
 	// File stat cache
--- a/engine/flags.go
+++ b/engine/flags.go
@@ -206,9 +206,9 @@
 	switch {
 	case ac.productionMode:
 		// Use system directories
-		ac.serverDirOrFilename = "/srv/algernon"
-		ac.serverCert = "/etc/algernon/cert.pem"
-		ac.serverKey = "/etc/algernon/key.pem"
+		ac.serverDirOrFilename = "@TERMUX_PREFIX@/var/lib/algernon"
+		ac.serverCert = "@TERMUX_PREFIX@/etc/algernon/cert.pem"
+		ac.serverKey = "@TERMUX_PREFIX@/etc/algernon/key.pem"
 		ac.cacheMode = cachemode.Production
 		ac.serverMode = true
 	case ac.devMode:
--- a/engine/serve.go
+++ b/engine/serve.go
@@ -167,7 +167,7 @@
 			// If $XDG_CONFIG_DIR is not set, use $HOME.
 			// If $HOME is not set, use $TMPDIR.
 			// If $TMPDIR is not set, use /tmp.
-			certStorageDir := env.StrAlt("XDG_CONFIG_DIR", "HOME", env.Str("TMPDIR", "/tmp"))
+			certStorageDir := env.StrAlt("XDG_CONFIG_DIR", "HOME", env.Str("TMPDIR", "@TERMUX_PREFIX@/tmp"))
 
 			defaultEmail := env.Str("LOGNAME", "root") + "@localhost"
 			if len(ac.certMagicDomains) > 0 {
--- a/vendor/github.com/caddyserver/certmagic/dnsutil.go
+++ b/vendor/github.com/caddyserver/certmagic/dnsutil.go
@@ -339,4 +339,4 @@
 	fqdnSOACacheMu sync.Mutex
 )
 
-const defaultResolvConf = "/etc/resolv.conf"
+const defaultResolvConf = "@TERMUX_PREFIX@/etc/resolv.conf"
--- a/vendor/github.com/xyproto/gopher-lua/utils.go
+++ b/vendor/github.com/xyproto/gopher-lua/utils.go
@@ -156,7 +156,7 @@
 }
 
 func popenArgs(arg string) (string, []string) {
-	cmd := "/bin/sh"
+	cmd := "@TERMUX_PREFIX@/bin/sh"
 	args := []string{"-c"}
 	if LuaOS == "windows" {
 		cmd = "C:\\Windows\\system32\\cmd.exe"