diff --git a/runtime/syntax/git-commit.yaml b/runtime/syntax/git-commit.yaml
index db857912..29c7353d 100644
--- a/runtime/syntax/git-commit.yaml
+++ b/runtime/syntax/git-commit.yaml
@@ -1,7 +1,7 @@
 filetype: git-commit
 
 detect:
-    filename: '^(.*[\/])?(COMMIT_EDITMSG|TAG_EDITMSG|MERGE_MSG)$'
+    filename: '^(.*[\\/])?(COMMIT_EDITMSG|TAG_EDITMSG|MERGE_MSG)$'
 
 rules:
     # File changes
diff --git a/runtime/syntax/git-config.yaml b/runtime/syntax/git-config.yaml
index 9c66a75b..9a13b389 100644
--- a/runtime/syntax/git-config.yaml
+++ b/runtime/syntax/git-config.yaml
@@ -1,7 +1,7 @@
 filetype: git-config
 
 detect:
-    filename: 'git(config|modules)$|^(.*[\/])?\.?git[\/]config$'
+    filename: 'git(config|modules)$|^(.*[\\/])?\.?git[\\/]config$'
 
 rules:
     - constant: "\\<(true|false)\\>"
diff --git a/runtime/syntax/git-rebase-todo.yaml b/runtime/syntax/git-rebase-todo.yaml
index f6e03b3f..07c93b66 100644
--- a/runtime/syntax/git-rebase-todo.yaml
+++ b/runtime/syntax/git-rebase-todo.yaml
@@ -1,7 +1,7 @@
 filetype: git-rebase-todo
 
 detect:
-    filename: '^(.*[\/])?git\-rebase\-todo$'
+    filename: '^(.*[\\/])?git\-rebase\-todo$'
 
 rules:
     # Rebase commands
diff --git a/runtime/syntax/ruby.yaml b/runtime/syntax/ruby.yaml
index e042b180..415ab925 100644
--- a/runtime/syntax/ruby.yaml
+++ b/runtime/syntax/ruby.yaml
@@ -1,7 +1,7 @@
 filetype: ruby
 
 detect:
-    filename: '\.(rb|rake|gemspec)$|^(.*[\/])?(Gemfile|config.ru|Rakefile|Capfile|Vagrantfile|Guardfile|Appfile|Fastfile|Pluginfile|Podfile|\.?[Bb]rewfile)$'
+    filename: '\.(rb|rake|gemspec)$|^(.*[\\/])?(Gemfile|config.ru|Rakefile|Capfile|Vagrantfile|Guardfile|Appfile|Fastfile|Pluginfile|Podfile|\.?[Bb]rewfile)$'
     header: "^#!.*/(env +)?ruby( |$)"
 
 rules: