diff --git a/lib/ArrayUtils.sh b/lib/ArrayUtils.sh
index 97ab15f..6aaaf4c 100755
--- a/lib/ArrayUtils.sh
+++ b/lib/ArrayUtils.sh
@@ -1,6 +1,7 @@
 #!/bin/bash
 
-ArrayUtilsVersion="1.0"
+if [ "$ArrayUtilsVersion" ]; then return 0; fi
+readonly ArrayUtilsVersion="1.0"
 
 # Due to the fact we're passing arrays via indirection,
 # we've got to mangle variable names used within array
diff --git a/lib/ColorUtils.sh b/lib/ColorUtils.sh
index c87df81..a4b617b 100755
--- a/lib/ColorUtils.sh
+++ b/lib/ColorUtils.sh
@@ -1,6 +1,7 @@
 #!/bin/bash
 
-SandboxUtilsVersion="1.0"
+if [ "$ColorUtilsVersion" ]; then return 0; fi
+readonly ColorUtilsVersion="1.0"
 
 ################################# < Shell Color Codes > ################################
 readonly CRed="\e[1;31m"
diff --git a/lib/FormatUtils.sh b/lib/FormatUtils.sh
index ce407c0..f80940f 100644
--- a/lib/FormatUtils.sh
+++ b/lib/FormatUtils.sh
@@ -1,5 +1,8 @@
 #!/bin/bash
 
+if [ "$FormatUtilsVersion" ]; then return 0; fi
+readonly FormatUtilsVersion="1.0"
+
 FormatTabLength=8
 FormatValidSpecifiers='%([+-]?([0-9]+|\*)?(\.([0-9]+|\*))?)?[bqdiouxXfeEgGcsnaA]'
 
diff --git a/lib/HashUtils.sh b/lib/HashUtils.sh
index b5ac1dc..b2d812a 100755
--- a/lib/HashUtils.sh
+++ b/lib/HashUtils.sh
@@ -1,6 +1,7 @@
 #!/bin/bash
 
-HashUtilsVersion="1.0"
+if [ "$HashUtilsVersion" ]; then return 0; fi
+readonly HashUtilsVersion="1.0"
 
 HashOutputDevice="/dev/stdout"
 
diff --git a/lib/IOUtils.sh b/lib/IOUtils.sh
index 0787268..323a103 100755
--- a/lib/IOUtils.sh
+++ b/lib/IOUtils.sh
@@ -1,6 +1,7 @@
 #!/bin/bash
 
-IOUtilsVersion="1.0"
+if [ "$IOUtilsVersion" ]; then return 0; fi
+readonly IOUtilsVersion="1.0"
 
 IOUtilsHeader="[x] ================================ [x]"
 IOUtilsQueryMark="[-] "
diff --git a/lib/InterfaceUtils.sh b/lib/InterfaceUtils.sh
index 22b0930..e0a5170 100644
--- a/lib/InterfaceUtils.sh
+++ b/lib/InterfaceUtils.sh
@@ -1,8 +1,10 @@
 #!/bin/bash
 
+if [ "$InterfaceUtilsVersion" ]; then return 0; fi
+readonly InterfaceUtilsVersion="1.0"
+
 # The methods used in this script are taken from airmon-ng.
 # This is all thanks for the airmon-ng authors, thanks guys.
-
 InterfaceUtilsOutputDevice="/dev/stdout"
 
 if [ -d /sys/bus/usb ] # && hash lsusb
diff --git a/lib/SandboxUtils.sh b/lib/SandboxUtils.sh
index 08a6805..52aa9e6 100755
--- a/lib/SandboxUtils.sh
+++ b/lib/SandboxUtils.sh
@@ -1,6 +1,7 @@
 #!/bin/bash
 
-SandboxUtilsVersion="1.0"
+if [ "$SandboxUtilsVersion" ]; then return 0; fi
+readonly SandboxUtilsVersion="1.0"
 
 SandboxWorkspacePath="/tmp/sandbox"
 SandboxOutputDevice="/dev/stdout"
diff --git a/lib/ap/airbase-ng.sh b/lib/ap/airbase-ng.sh
index 530662b..bdcc193 100644
--- a/lib/ap/airbase-ng.sh
+++ b/lib/ap/airbase-ng.sh
@@ -1,5 +1,8 @@
 #!/bin/bash
 
+if [ "$APServiceVersion" ]; then return 0; fi
+readonly APServiceVersion="1.0"
+
 VIGW="at0"
 VIAP=$WIAccessPoint
 
diff --git a/lib/ap/hostapd.sh b/lib/ap/hostapd.sh
index 0b55c6b..96c30bc 100644
--- a/lib/ap/hostapd.sh
+++ b/lib/ap/hostapd.sh
@@ -1,5 +1,8 @@
 #!/bin/bash
 
+if [ "$APServiceVersion" ]; then return 0; fi
+readonly APServiceVersion="1.0"
+
 VIGW=$WIAccessPoint
 VIAP=$WIAccessPoint
 
diff --git a/lib/installer/InstallerUtils.sh b/lib/installer/InstallerUtils.sh
index ce74ab0..98d638e 100644
--- a/lib/installer/InstallerUtils.sh
+++ b/lib/installer/InstallerUtils.sh
@@ -1,7 +1,7 @@
 #!/bin/bash
 
-#if [ "$InstallerUtilsVersion" ]; then return 0; fi
-# readonly InstallerUtilsVersion="1.0"
+if [ "$InstallerUtilsVersion" ]; then return 0; fi
+readonly InstallerUtilsVersion="1.0"
 
 InstallerUtilsWorkspacePath="/tmp/verspace"