diff --git a/src/functions.rs b/src/functions.rs
index e8065a5..2ae29a8 100644
--- a/src/functions.rs
+++ b/src/functions.rs
@@ -820,9 +820,9 @@ mod test {
             FunctionFlags::SQLITE_UTF8 | FunctionFlags::SQLITE_DETERMINISTIC,
             half,
         )?;
-        let result: Result<f64> = db.one_column("SELECT half(6)");
+        let result: f64 = db.one_column("SELECT half(6)")?;
 
-        assert!((3f64 - result?).abs() < f64::EPSILON);
+        assert!((3f64 - result).abs() < f64::EPSILON);
         Ok(())
     }
 
@@ -835,8 +835,8 @@ mod test {
             FunctionFlags::SQLITE_UTF8 | FunctionFlags::SQLITE_DETERMINISTIC,
             half,
         )?;
-        let result: Result<f64> = db.one_column("SELECT half(6)");
-        assert!((3f64 - result?).abs() < f64::EPSILON);
+        let result: f64 = db.one_column("SELECT half(6)")?;
+        assert!((3f64 - result).abs() < f64::EPSILON);
 
         db.remove_function("half", 1)?;
         let result: Result<f64> = db.one_column("SELECT half(6)");
@@ -885,14 +885,14 @@ mod test {
             regexp_with_auxilliary,
         )?;
 
-        let result: Result<bool> = db.one_column("SELECT regexp('l.s[aeiouy]', 'lisa')");
+        let result: bool = db.one_column("SELECT regexp('l.s[aeiouy]', 'lisa')")?;
 
-        assert!(result?);
+        assert!(result);
 
-        let result: Result<i64> =
-            db.one_column("SELECT COUNT(*) FROM foo WHERE regexp('l.s[aeiouy]', x) == 1");
+        let result: i64 =
+            db.one_column("SELECT COUNT(*) FROM foo WHERE regexp('l.s[aeiouy]', x) == 1")?;
 
-        assert_eq!(2, result?);
+        assert_eq!(2, result);
         Ok(())
     }
 
diff --git a/src/lib.rs b/src/lib.rs
index 439a450..da07327 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -1267,9 +1267,9 @@ mod test {
 
         let path_string = path.to_str().unwrap();
         let db = Connection::open(path_string)?;
-        let the_answer: Result<i64> = db.one_column("SELECT x FROM foo");
+        let the_answer: i64 = db.one_column("SELECT x FROM foo")?;
 
-        assert_eq!(42i64, the_answer?);
+        assert_eq!(42i64, the_answer);
         Ok(())
     }
 
@@ -1324,9 +1324,9 @@ mod test {
         }
 
         let db = Connection::open(&db_path)?;
-        let the_answer: Result<i64> = db.one_column("SELECT x FROM foo");
+        let the_answer: i64 = db.one_column("SELECT x FROM foo")?;
 
-        assert_eq!(42i64, the_answer?);
+        assert_eq!(42i64, the_answer);
         Ok(())
     }
 
diff --git a/src/unlock_notify.rs b/src/unlock_notify.rs
index bb927aa..065c52d 100644
--- a/src/unlock_notify.rs
+++ b/src/unlock_notify.rs
@@ -109,8 +109,8 @@ mod test {
             tx2.commit().unwrap();
         });
         assert_eq!(tx.recv().unwrap(), 1);
-        let the_answer: Result<i64> = db1.one_column("SELECT x FROM foo");
-        assert_eq!(42i64, the_answer?);
+        let the_answer: i64 = db1.one_column("SELECT x FROM foo")?;
+        assert_eq!(42i64, the_answer);
         child.join().unwrap();
         Ok(())
     }