diff --git a/install.sh b/install.sh
index 6343813..41d5f42 100755
--- a/install.sh
+++ b/install.sh
@@ -41,7 +41,7 @@ DPkg::Pre-Install-Pkgs {
 };
 
 DPkg::Post-Invoke {
-    "[ -f /tmp/.pve-nag-buster ] && /usr/share/pve-nag-buster.sh && rm -f /tmp/.pve-nag-buster; exit 0";
+    "[ -f /tmp/.pve-nag-buster ] && { /usr/share/pve-nag-buster.sh; rm -f /tmp/.pve-nag-buster; }; exit 0";
 };
 EOF
 
diff --git a/src/install b/src/install
index a925a7a..c8af705 100644
--- a/src/install
+++ b/src/install
@@ -41,7 +41,7 @@ DPkg::Pre-Install-Pkgs {
 };
 
 DPkg::Post-Invoke {
-    "[ -f /tmp/.pve-nag-buster ] && /usr/share/pve-nag-buster.sh && rm -f /tmp/.pve-nag-buster; exit 0";
+    "[ -f /tmp/.pve-nag-buster ] && { /usr/share/pve-nag-buster.sh; rm -f /tmp/.pve-nag-buster; }; exit 0";
 };
 EOF