diff --git a/font/src/ft/fc/mod.rs b/font/src/ft/fc/mod.rs
index f6d7d64..ac0c944 100644
--- a/font/src/ft/fc/mod.rs
+++ b/font/src/ft/fc/mod.rs
@@ -50,7 +50,7 @@ pub fn font_match(
     config: &ConfigRef,
     pattern: &mut PatternRef,
 ) -> Option<Pattern> {
-    pattern.config_subsitute(config, MatchKind::Pattern);
+    pattern.config_substitute(config, MatchKind::Pattern);
     pattern.default_substitute();
 
     unsafe {
@@ -77,7 +77,7 @@ pub fn font_sort(
     config: &ConfigRef,
     pattern: &mut PatternRef,
 ) -> Option<FontSet> {
-    pattern.config_subsitute(config, MatchKind::Pattern);
+    pattern.config_substitute(config, MatchKind::Pattern);
     pattern.default_substitute();
 
     unsafe {
@@ -110,7 +110,7 @@ pub fn font_list(
     pattern: &mut PatternRef,
     objects: &ObjectSetRef,
 ) -> Option<FontSet> {
-    pattern.config_subsitute(config, MatchKind::Pattern);
+    pattern.config_substitute(config, MatchKind::Pattern);
     pattern.default_substitute();
 
     unsafe {
diff --git a/font/src/ft/fc/pattern.rs b/font/src/ft/fc/pattern.rs
index e3c5261..88cf37b 100644
--- a/font/src/ft/fc/pattern.rs
+++ b/font/src/ft/fc/pattern.rs
@@ -604,7 +604,7 @@ impl PatternRef {
         index() => b"index\0"
     }
 
-    pub fn config_subsitute(&mut self, config: &ConfigRef, kind: MatchKind) {
+    pub fn config_substitute(&mut self, config: &ConfigRef, kind: MatchKind) {
         unsafe {
             FcConfigSubstitute(config.as_ptr(), self.as_ptr(), kind as u32);
         }