diff --git a/README.md b/README.md
index 0e1f826..c29d4db 100644
--- a/README.md
+++ b/README.md
@@ -32,6 +32,7 @@ The script requires the following tools to be installed:
 - smartctl
 - sensors
 - lspci
+- bc
 
 Optional tools for enhanced diagnostics:
 - ethtool (for detailed NIC information including link speed and firmware)
diff --git a/proxDoc.sh b/proxDoc.sh
index 4e81535..36438e2 100755
--- a/proxDoc.sh
+++ b/proxDoc.sh
@@ -331,7 +331,7 @@ get_memory_details() {
 
         # Parse fields - be very specific to avoid matching wrong lines
         # Locator (but not Bank Locator)
-        if [[ "$line" =~ ^[[:space:]]*Locator:[[:space:]]*(.+)$ ]] && [[ ! "$line" =~ Bank[[:space:]]*Locator ]]; then
+        if [[ "$line" =~ ^[[:space:]]*Locator:[[:space:]]*(.+)$ ]] && [[ ! "$line" == *Bank*Locator* ]]; then
             locator="${BASH_REMATCH[1]}"
             locator="${locator// /_}"
         # Size
@@ -380,12 +380,9 @@ get_memory_details() {
     echo -e "\n${GREEN}Memory Summary:${NC}"
 
     # Count slots and populated using simpler grep approach
+    # Pattern ^[[:space:]]*Locator: already excludes "Bank Locator:" lines
     local total_slots populated
-    total_slots=$(dmidecode -t memory 2>/dev/null | grep -c "^[[:space:]]*Locator:" | head -1)
-    # Subtract Bank Locator lines
-    local bank_locators
-    bank_locators=$(dmidecode -t memory 2>/dev/null | grep -c "Bank Locator:")
-    total_slots=$((total_slots - bank_locators))
+    total_slots=$(dmidecode -t memory 2>/dev/null | grep -c "^[[:space:]]*Locator:")
 
     populated=$(dmidecode -t memory 2>/dev/null | grep "^[[:space:]]*Size:" | grep -cv "No Module\|Not Installed")
     
@@ -670,7 +667,8 @@ check_services() {
     local services=("pvedaemon" "pveproxy" "pvecluster" "pve-cluster" "corosync")
     for service in "${services[@]}"; do
         local status
-        status=$(systemctl is-active "$service" 2>/dev/null || echo "not-found")
+        status=$(systemctl is-active "$service" 2>/dev/null)
+        [[ -z "$status" ]] && status="not-found"
         echo -e "${GREEN}$service:${NC} $status"
     done
 }