diff --git a/home/user/.config/bash/functions b/home/user/.config/bash/functions
index 9465955..985f5a1 100644
--- a/home/user/.config/bash/functions
+++ b/home/user/.config/bash/functions
@@ -233,7 +233,6 @@ cleanup-downloads() {
     cleanup-directory "${downloads_directory}" >> "${log_file}"
 }
 
-
 _bak() {
     local -r filename="${1}"
     mv "${filename}" "${filename}.bak"
@@ -243,6 +242,11 @@ _unbak() {
     local -r filename="${1}"
     local -r new_filename="${filename/%.bak/}"
 
+    if [[ -e "${new_filename}" ]]; then
+        echo "Filename '${new_filename}' already exists" >&2
+        return 1
+    fi
+
     mv "${filename}" "${new_filename}"
 }