diff --git a/src/assets.rs b/src/assets.rs
index 1bfe4f6d..94adf534 100644
--- a/src/assets.rs
+++ b/src/assets.rs
@@ -29,15 +29,18 @@ pub struct SyntaxReferenceInSet<'a> {
     pub syntax_set: &'a SyntaxSet,
 }
 
-const IGNORED_SUFFIXES: [&str; 10] = [
+const IGNORED_SUFFIXES: [&str; 13] = [
     // Editor etc backups
     "~",
     ".bak",
     ".old",
     ".orig",
-    // Debian and derivatives apt/dpkg backups
+    // Debian and derivatives apt/dpkg/ucf backups
     ".dpkg-dist",
     ".dpkg-old",
+    ".ucf-dist",
+    ".ucf-new",
+    ".ucf-old",
     // Red Hat and derivatives rpm backups
     ".rpmnew",
     ".rpmorig",
diff --git a/tests/syntax-tests/highlighted/Ignored suffixes/test.rs.ucf-dist b/tests/syntax-tests/highlighted/Ignored suffixes/test.rs.ucf-dist
new file mode 100644
index 00000000..c9281d67
--- /dev/null
+++ b/tests/syntax-tests/highlighted/Ignored suffixes/test.rs.ucf-dist	
@@ -0,0 +1 @@
+// foo.ucf-dist (Debian ucf backup) should highlight same as foo
diff --git a/tests/syntax-tests/highlighted/Ignored suffixes/test.rs.ucf-new b/tests/syntax-tests/highlighted/Ignored suffixes/test.rs.ucf-new
new file mode 100644
index 00000000..f5def9e3
--- /dev/null
+++ b/tests/syntax-tests/highlighted/Ignored suffixes/test.rs.ucf-new	
@@ -0,0 +1 @@
+// foo.ucf-new (Debian ucf backup) should highlight same as foo
diff --git a/tests/syntax-tests/highlighted/Ignored suffixes/test.rs.ucf-old b/tests/syntax-tests/highlighted/Ignored suffixes/test.rs.ucf-old
new file mode 100644
index 00000000..f4c997a7
--- /dev/null
+++ b/tests/syntax-tests/highlighted/Ignored suffixes/test.rs.ucf-old	
@@ -0,0 +1 @@
+// foo.ucf-old (Debian ucf backup) should highlight same as foo
diff --git a/tests/syntax-tests/source/Ignored suffixes/test.rs.ucf-dist b/tests/syntax-tests/source/Ignored suffixes/test.rs.ucf-dist
new file mode 100644
index 00000000..733d0e44
--- /dev/null
+++ b/tests/syntax-tests/source/Ignored suffixes/test.rs.ucf-dist	
@@ -0,0 +1 @@
+// foo.ucf-dist (Debian ucf backup) should highlight same as foo
diff --git a/tests/syntax-tests/source/Ignored suffixes/test.rs.ucf-new b/tests/syntax-tests/source/Ignored suffixes/test.rs.ucf-new
new file mode 100644
index 00000000..595c0070
--- /dev/null
+++ b/tests/syntax-tests/source/Ignored suffixes/test.rs.ucf-new	
@@ -0,0 +1 @@
+// foo.ucf-new (Debian ucf backup) should highlight same as foo
diff --git a/tests/syntax-tests/source/Ignored suffixes/test.rs.ucf-old b/tests/syntax-tests/source/Ignored suffixes/test.rs.ucf-old
new file mode 100644
index 00000000..38d47380
--- /dev/null
+++ b/tests/syntax-tests/source/Ignored suffixes/test.rs.ucf-old	
@@ -0,0 +1 @@
+// foo.ucf-old (Debian ucf backup) should highlight same as foo