diff --git a/scripts/install b/scripts/install
index 1be62fd..a5f71af 100644
--- a/scripts/install
+++ b/scripts/install
@@ -37,6 +37,9 @@ chown -R "$app:$app" "$install_dir"
 chown "$app:www-data" "$install_dir"
 chown -R "$app:www-data" "$install_dir/results"
 
+# Allow system user to execute ciclic
+chmod ug+x "$install_dir/ciclic"
+
 #=================================================
 # INSTALL PYTHON DEPENDENCIES
 #=================================================
diff --git a/scripts/restore b/scripts/restore
index 1f59eb3..bc9d947 100644
--- a/scripts/restore
+++ b/scripts/restore
@@ -35,6 +35,9 @@ chmod 750 "$install_dir"
 chmod -R o-rwx "$install_dir"
 chown -R "$app:$app" "$install_dir"
 
+# Allow system user to execute ciclic
+chmod ug+x "$install_dir/ciclic"
+
 #=================================================
 # INSTALL PYTHON DEPENDENCIES
 #=================================================
diff --git a/scripts/upgrade b/scripts/upgrade
index 52ade96..6cf47a0 100644
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -108,6 +108,9 @@ chown -R "$app:$app" "$install_dir"
 chown "$app:www-data" "$install_dir"
 chown -R "$app:www-data" "$install_dir/results"
 
+# Allow system user to execute ciclic
+chmod ug+x "$install_dir/ciclic"
+
 #=================================================
 # INSTALL PYTHON DEPENDENCIES
 #=================================================