diff --git a/contracts/BC_fusion/lib/RLPDecode.sol b/contracts/BC_fusion/lib/RLPDecode.sol
index 6b250f63..49718255 100644
--- a/contracts/BC_fusion/lib/RLPDecode.sol
+++ b/contracts/BC_fusion/lib/RLPDecode.sol
@@ -144,7 +144,7 @@ library RLPDecode {
         assembly {
             result := mload(memPtr)
 
-            // shfit to the correct location if neccesary
+            // shift to the correct location if necessary
             if lt(len, 32) { result := div(result, exp(256, sub(32, len))) }
         }
 
diff --git a/contracts/lib/RLPDecode.sol b/contracts/lib/RLPDecode.sol
index acbf519b..3db833ab 100644
--- a/contracts/lib/RLPDecode.sol
+++ b/contracts/lib/RLPDecode.sol
@@ -136,7 +136,7 @@ library RLPDecode {
         assembly {
             result := mload(memPtr)
 
-            // shfit to the correct location if neccesary
+            // shift to the correct location if necessary
             if lt(len, 32) { result := div(result, exp(256, sub(32, len))) }
         }
 
diff --git a/test/utils/RLPDecode.sol b/test/utils/RLPDecode.sol
index 78db9f49..7baf1b79 100644
--- a/test/utils/RLPDecode.sol
+++ b/test/utils/RLPDecode.sol
@@ -136,7 +136,7 @@ library RLPDecode {
         assembly {
             result := mload(memPtr)
 
-            // shfit to the correct location if neccesary
+            // shift to the correct location if necessary
             if lt(len, 32) { result := div(result, exp(256, sub(32, len))) }
         }