diff --git a/src/check.sh b/src/check.sh
index 2421b01..b0df8ff 100644
--- a/src/check.sh
+++ b/src/check.sh
@@ -1,9 +1,9 @@
 check() {
-	base_files="$(scan_directory "$CONFIG_ROOT/base")"
-	bkp_files="$(scan_directory "$CONFIG_ROOT/bkp")"
+  base_files="$(scan_directory "$CONFIG_ROOT/base")"
+  bkp_files="$(scan_directory "$CONFIG_ROOT/bkp")"
 
-	log debug "collected base files:\n$base_files"
-	log debug "collected bkp files:\n$bkp_files"
+  log debug "collected base files:\n$base_files"
+  log debug "collected bkp files:\n$bkp_files"
 
-	scan_packages
+  scan_packages
 }
diff --git a/src/package/validate_input_packages.sh b/src/package/validate_input_packages.sh
index 55d8360..ce183ef 100644
--- a/src/package/validate_input_packages.sh
+++ b/src/package/validate_input_packages.sh
@@ -8,15 +8,15 @@ validate_input_packages() {
 
   echo "$package_list" | xargs | sed 's/ /\n/g' | while read -r package; do
 
-    if echo "$package" | grep -q "$invalid_characters_pattern"; then
-      log user "Invalid package: $package (contains invalid characters)"
-      return 1
-    fi
-    if grep -qw "$package" "$PACKAGE_CACHE"; then
-      log debug "Found in package cache: $package"
-    else
-      log user "Invalid package: $package (not found in package cache)"
-      return 1
-    fi
-  done
+  if echo "$package" | grep -q "$invalid_characters_pattern"; then
+    log user "Invalid package: $package (contains invalid characters)"
+    return 1
+  fi
+  if grep -qw "$package" "$PACKAGE_CACHE"; then
+    log debug "Found in package cache: $package"
+  else
+    log user "Invalid package: $package (not found in package cache)"
+    return 1
+  fi
+done
 }