diff --git a/fixcatalina/disable.sh b/fixcatalina/disable.sh
index 134134c..f8f1cd0 100644
--- a/fixcatalina/disable.sh
+++ b/fixcatalina/disable.sh
@@ -162,10 +162,13 @@ TODISABLE+=( \
     'com.apple.telephonyutilities.callservicesd' \
 )
 
-for agent in "${TODISABLE[@]}"
-do
-    mv ./System/Library/LaunchAgents/${agent}.plist ./System/Library/LaunchAgents/${agent}.plist.bak
-    echo "[OK] Agent ${agent} disabled"
+echo Disabling unwanted LaunchAgents...
+for agent in "${TODISABLE[@]}"; do
+    if [[ -e "./System/Library/launchAgents/${agent}.plist" ]]; then
+        mv "./System/Library/LaunchAgents/${agent}.plist" \
+                "./System/Library/LaunchAgents/${agent}.plist.bak"
+        echo "[OK] Agent ${agent} disabled"
+    fi
 done
 
 # Daemons to disable
@@ -198,8 +201,10 @@ TODISABLE+=( \
     'com.apple.netbiosd' \
 )
 
-for daemon in "${TODISABLE[@]}"
-do
-    mv ./System/Library/LaunchDaemons/${daemon}.plist ./System/Library/LaunchDaemons/${daemon}.plist.bak
-    echo "[OK] Daemon ${daemon} disabled"
+for daemon in "${TODISABLE[@]}" ; do
+    if [[ -e "./System/Library/LaunchDaemons/${daemon}.plist" ]]; then
+        mv "./System/Library/LaunchDaemons/${daemon}.plist" \
+            "./System/Library/LaunchDaemons/${daemon}.plist.bak"
+        echo "[OK] Daemon ${daemon} disabled"
+    fi
 done