diff --git a/src/hash.rs b/src/hash.rs
index 087454ceb..ad2d19956 100644
--- a/src/hash.rs
+++ b/src/hash.rs
@@ -381,7 +381,7 @@ impl<'a> From<&'a U256> for H256 {
 			value.to_bytes(&mut ret);
 			ret
 		}
-    }
+	}
 }
 
 impl From<H256> for Address {
diff --git a/src/uint.rs b/src/uint.rs
index b7411fd30..8240a20a3 100644
--- a/src/uint.rs
+++ b/src/uint.rs
@@ -71,7 +71,7 @@ macro_rules! construct_uint {
 			pub fn as_u32(&self) -> u32 {
 				let &$name(ref arr) = self;
 				if (arr[0] & (0xffffffffu64 << 32)) != 0 {
-					panic!("Intger overflow when casting U256") 
+					panic!("Integer overflow when casting U256") 
 				}
 				self.as_u64() as u32
 			}
@@ -82,7 +82,7 @@ macro_rules! construct_uint {
 				let &$name(ref arr) = self;
 				for i in 1..$n_words {
 					if arr[i] != 0 {
-						panic!("Intger overflow when casting U256") 
+						panic!("Integer overflow when casting U256") 
 					}
 				}
 				arr[0]