diff --git a/src/core/manage.rs b/src/core/manage.rs
index 71c4721..a1cb319 100644
--- a/src/core/manage.rs
+++ b/src/core/manage.rs
@@ -113,7 +113,7 @@ pub fn install_with_sanity<T, F>(
 ) -> Result<PathBuf>
 where
     T: Read + Seek,
-    F: FnOnce(&T) -> Result<(), Box<dyn Error>>,
+    F: FnOnce(&T) -> Result<(), Box<dyn Error + Send + Sync + 'static>>,
 {
     if let Err(e) = sanity_check(&zip_file) {
         return Err(ThermiteError::SanityError(e));
diff --git a/src/error.rs b/src/error.rs
index 88be68b..d6437b2 100644
--- a/src/error.rs
+++ b/src/error.rs
@@ -28,7 +28,7 @@ pub enum ThermiteError {
     #[error("Error stripping directory prefix {0}\nIs the mod formatted correctly?")]
     PrefixError(#[from] StripPrefixError),
     #[error("Sanity check failed: {0}")]
-    SanityError(Box<dyn Error>),
+    SanityError(Box<dyn Error + Send + Sync + 'static>),
     #[error("Attempted to save a file but the path was None")]
     MissingPath,
     #[error("Error converting string to integer: {0}")]