diff --git a/GPUPM.cpp b/GPUPM.cpp
index 4d9b2bd..cb17ee4 100644
--- a/GPUPM.cpp
+++ b/GPUPM.cpp
@@ -78,7 +78,7 @@ int main(int argc, char **argv) {
 int checkIfFileExists(const char *filename);
     if (geteuid() == 0) {
         if( access("./data.json", F_OK ) != -1){
-            system("python ./py/load.py");
+            system("python3 ./py/load.py");
             //initiate gtk widgets
             GtkWidget *window, *grid, *para, *default1, *vfio, *vbox, *label, *text, *settingsMan;
             GdkPixbuf *pixbuf;
diff --git a/tools/defaultmgr.sh b/tools/defaultmgr.sh
index f19f724..7bf3a17 100644
--- a/tools/defaultmgr.sh
+++ b/tools/defaultmgr.sh
@@ -1,14 +1,14 @@
 #!/bin/bash
 
 # Get this script's directory
-SCRIPT_DIR=$( cd -- "$( dirname -- "${BASH_SOURCE[0]}" )" &> /dev/null && pwd )
+SCRIPT_DIR=$(cd "$(dirname "$0")" && pwd)
 
 echo "Removing configuration file..."
 rm /etc/modprobe.d/vfio.conf
 echo "Rebuilding system images..."
 INITRAM=/etc/initramfs-tools/modules
 if [ -f "$INITRAM" ]; then
-    update-initramfs -u
+    update-initramfs -u -k all
 fi
 MKINIT=/etc/mkinitcpio.conf
 if [ -f "$MKINIT" ]; then
diff --git a/tools/fts.sh b/tools/fts.sh
index 75dc53a..02bf5ad 100644
--- a/tools/fts.sh
+++ b/tools/fts.sh
@@ -1,7 +1,8 @@
 #!/bin/bash
 
 # Get this script's directory
-SCRIPT_DIR=$( cd -- "$( dirname -- "${BASH_SOURCE[0]}" )" &> /dev/null && pwd )
+# SCRIPT_DIR=$( cd -- "$( dirname -- "${BASH_SOURCE[0]}" )" &> /dev/null && pwd )
+SCRIPT_DIR=$(cd "$(dirname "$0")" && pwd)
 
 i=0
 #Add IOMMU to GRUB conf, then make the config.
@@ -150,8 +151,8 @@ if [ -f "$INITRAM" ]; then
 		x=1
 	fi
 	if [ $x -gt 0 ]; then
-		echo "updating initramfs"
-		update-initramfs -u
+		echo "updating initramfs (for all kernels)"
+		update-initramfs -u -k all
 	else
 		echo "initramfs already configured"
 	fi
diff --git a/tools/vfiomgr.sh b/tools/vfiomgr.sh
index 7d6b689..369b703 100644
--- a/tools/vfiomgr.sh
+++ b/tools/vfiomgr.sh
@@ -1,14 +1,14 @@
 #!/bin/bash
 
 # Get this script's directory
-SCRIPT_DIR=$( cd -- "$( dirname -- "${BASH_SOURCE[0]}" )" &> /dev/null && pwd )
+SCRIPT_DIR=$(cd "$(dirname "$0")" && pwd)
 
 echo "Copying configuration file..."
 cp ./vfio.conf /etc/modprobe.d/
 echo "Rebuilding system images..."
 INITRAM=/etc/initramfs-tools/modules
 if [ -f "$INITRAM" ]; then
-    update-initramfs -u
+    update-initramfs -u -k all
 fi
 MKINIT=/etc/mkinitcpio.conf
 if [ -f "$MKINIT" ]; then