diff --git a/MacDown/Code/Application/MPMainController.m b/MacDown/Code/Application/MPMainController.m
index 5a46edce..6d0ade24 100644
--- a/MacDown/Code/Application/MPMainController.m
+++ b/MacDown/Code/Application/MPMainController.m
@@ -249,7 +249,7 @@ - (BOOL)applicationShouldOpenUntitledFile:(NSApplication *)sender
 {
     if (self.preferences.filesToOpen.count || self.preferences.pipedContentFileToOpen)
         return NO;
-    return !self.preferences.supressesUntitledDocumentOnLaunch;
+    return !self.preferences.suppressesUntitledDocumentOnLaunch;
 }
 
 - (void)applicationDidBecomeActive:(NSNotification *)notification
diff --git a/MacDown/Code/Preferences/MPPreferences.h b/MacDown/Code/Preferences/MPPreferences.h
index 9190c3a0..69366f4c 100644
--- a/MacDown/Code/Preferences/MPPreferences.h
+++ b/MacDown/Code/Preferences/MPPreferences.h
@@ -17,7 +17,7 @@ extern NSString * const MPDidDetectFreshInstallationNotification;
 @property (assign) NSString *firstVersionInstalled;
 @property (assign) NSString *latestVersionInstalled;
 @property (assign) BOOL updateIncludesPreReleases;
-@property (assign) BOOL supressesUntitledDocumentOnLaunch;
+@property (assign) BOOL suppressesUntitledDocumentOnLaunch;
 @property (assign) BOOL createFileForLinkTarget;
 
 // Extension flags.
diff --git a/MacDown/Code/Preferences/MPPreferences.m b/MacDown/Code/Preferences/MPPreferences.m
index b533bc5a..0ea228c8 100644
--- a/MacDown/Code/Preferences/MPPreferences.m
+++ b/MacDown/Code/Preferences/MPPreferences.m
@@ -73,7 +73,7 @@ - (instancetype)init
 @dynamic firstVersionInstalled;
 @dynamic latestVersionInstalled;
 @dynamic updateIncludesPreReleases;
-@dynamic supressesUntitledDocumentOnLaunch;
+@dynamic suppressesUntitledDocumentOnLaunch;
 @dynamic createFileForLinkTarget;
 
 @dynamic extensionIntraEmphasis;